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Algebraic Identities

ICSE IX Mathematics Expansions

a+b+c=0,then proov a3+b3+c3=3abc

Asked by dr_pradip27121972 24th August 2017 9:43 AM
Answered by Expert

CBSE VIII Mathematics Algebraic Expressions and Identities

Multiply(2x^3-5x^2-x+7)  by  (3-2x+4x^2)

Asked by ajayrath7 29th August 2017 5:35 PM
Answered by Expert

Tamil Nadu IX Mathematics Algebra

  If (x+a)(x+b)(x+c) ≡ x³-10x² + 45x -15 find a+b+c, 1/a+1/b+1/c and 

a²+b²+c².

Asked by nagul2793 15th October 2017 3:30 PM
Answered by Expert

ICSE IX Mathematics Indices

a to the power minus one plus b to the power minus one  divided by a to the the power minus two minus b to the power minus two

Asked by rairekharai 9th December 2017 7:31 PM
Answered by Expert

CBSE X Mathematics Polynomials

If  x+y+z=1.....then 1- 3x² -3y² -3z² + 2x³ +2y³ +2z³ equals to

Asked by shamim.ayanahmad 26th December 2017 11:53 AM
Answered by Expert

CBSE VIII Mathematics Algebraic Expressions and Identities

(a+b)(a-b)=?

Asked by reenabhartintpc001 10th March 2018 1:54 PM
Answered by Expert

CBSE IX Mathematics

Factorise using suitable identities 2a^5  - 32a

Asked by Nimmi 14th May 2018 9:42 AM
Answered by Expert

CBSE IX Mathematics

factorice 27y+125z

Asked by shailendrakumar 8th June 2018 7:53 AM
Answered by Expert

CBSE IX Mathematics Polynomials

space space H o w space t o space d e r i v e space space t h e space f o r m u l a space open parentheses a plus b close parentheses squared left parenthesis a minus b right parenthesis squared equals 4 a b

Asked by agraharianiruddha 18th June 2018 10:35 AM
Answered by Expert

CBSE IX Mathematics

Please answer this question

Asked by Girishdhawan 23rd June 2018 8:56 AM
Answered by Expert

CBSE IX Mathematics

Please answer this question

Asked by Girishdhawan 25th June 2018 8:50 PM
Answered by Expert

CBSE IX Mathematics

(5+root6)2square

Asked by Parthchheda789 26th June 2018 2:34 PM
Answered by Expert

CBSE IX Mathematics

how to do this question x=(√3+1)/2 find value of 4x^3-2x^2-8x+7

Asked by ansh123 29th June 2018 12:09 PM
Answered by Expert

CBSE X Mathematics

Please solve this question 

Asked by vikasg13.hardware 30th June 2018 11:57 AM
Answered by Expert

ICSE IX Mathematics

Pls solve

Asked by pankaj.shukla2 4th July 2018 10:18 PM
Answered by Expert

CBSE IX Mathematics

Evaluate 111³,using a suitable identity

Asked by prabhakaranA.I.P.S 8th July 2018 7:50 PM
Answered by Expert

CBSE IX Mathematics

Multiply 9x^2+25y^2+15xy+12x-20y+16  by 3x-5y-4 using suitable identity 

Asked by Anushivashv2 31st July 2018 12:06 PM
Answered by Expert

CBSE IX Mathematics Polynomials

x+a * x+b

Asked by yeshuajoji 3rd August 2018 9:44 PM
Answered by Expert

CBSE VIII Mathematics

(a-b)^-(b-c)^  

Asked by 925harshasharma 6th August 2018 3:46 PM
Answered by Expert

CBSE VIII Mathematics

If 3x -4x=10 and xy=-1,find the value of 9x^2+16y^2

Asked by vishal7979780056 12th August 2018 10:45 PM
Answered by Expert

ICSE X Mathematics

4x²-4ax +( a² + b²)= 0

Asked by imtiaz.jkb 19th August 2018 5:52 PM
Answered by Expert

CBSE VIII Mathematics

Please solve

Asked by yadavbrajkishore678 3rd September 2018 2:16 PM
Answered by Expert

CBSE IX Mathematics

I f √ 2 equals 1.4142 comma t h e n space f i n d space t h e space v a l u e space o f space square root of √ 2 minus 1 divided by √ 2 space plus 1 end root

Asked by arundhounchak10074 9th September 2018 12:30 PM
Answered by Expert

ICSE VIII Mathematics

1/4z^6 + 9a^2 - 3az^3 = ?

Asked by PP095200 12th September 2018 9:50 AM
Answered by Expert

ICSE VIII Mathematics

expand [2x+1]2

Asked by sujitkumarhirwani 23rd September 2018 8:01 AM
Answered by Expert

CBSE IX Mathematics

factorise 8x^3+y^3+27z^3-18xyz

Asked by nandu67 4th October 2018 9:58 AM
Answered by Expert

CBSE VIII Mathematics

Y^3 -8 by y-2 solve by long division

Asked by karn777000 27th October 2018 1:35 PM
Answered by Expert

ICSE IX Mathematics

1. Without actually calculating the cubes find the value of :  1.  (27)^3 +  (-17)^3 + (-10)^3  2. (-28)^3 +(15)^3 + (13)^3

Asked by aadrica.kanika 11th November 2018 5:52 PM
Answered by Expert

ICSE VIII Mathematics Algebraic Identities

x^8-Y^8 factorise the following

Asked by Selina_jeyaraj 27th December 2018 11:20 PM
Answered by Expert

ICSE VIII Mathematics Factorisation

If a+b+c =8 , a²+b+c²=26, Then Find, ab+bc+ca

Asked by justjasonpong 28th December 2018 6:17 PM
Answered by Expert

ICSE VIII Mathematics Algebraic Identities

Find the value of; (2003)² - (1997)²

Asked by justjasonpong 7th January 2019 10:28 PM
Answered by Expert

ICSE VIII Mathematics Algebraic Identities

(ax+by)²+(bx+ay)²

Asked by chopraakshat3 9th January 2019 11:42 AM
Answered by Expert

Maharashtra VII Mathematics

(X+½)²

Asked by 1603omkar 4th February 2019 8:41 PM
Answered by Expert

CBSE VII

m2n2+14mnpq+49p2q2

Asked by neetupandey240204 22nd February 2019 1:50 PM
Answered by Expert

CBSE X Mathematics Some Applications of Trigonometry

a cos theta + b sin theta = 5 find value of b cos theta - a sin theta​

Asked by Soma 28th February 2019 3:45 PM
Answered by Expert

CBSE X Mathematics

State the standard form of quadratic equation . Solve it by the method of perfect square

Asked by jaimansoni 2nd March 2019 11:03 AM
Answered by Expert

CBSE X Mathematics Introduction to Trigonometry

solution for this

Asked by ABHILASHA 5th March 2019 11:18 PM
Answered by Expert

CBSE X Mathematics Introduction to Trigonometry

solution required as early as possible...

Asked by ABHILASHA 5th March 2019 11:20 PM
Answered by Expert

ICSE X Mathematics

X+(1/X)=2 , THEN FIND THE VALUE OF [X^7+(1/X)^7]

Asked by debabratap261 22nd March 2019 1:59 PM
Answered by Expert

ICSE IX Mathematics Expansions

(6-2y+4z)square

Asked by singhjayant849 28th March 2019 11:21 AM
Answered by Expert

ICSE IX Mathematics

(a+b) ^2 +(a-b) ^2

Asked by prasenjitbanerjee24383 6th April 2019 9:10 AM
Answered by Expert

CBSE VII

(x+1/2)^2

Asked by gpadhye1997 7th April 2019 6:14 PM
Answered by Expert

CBSE VIII Mathematics Algebraic Expressions and Identities

(3x - 5)  (3x + 5)  = ?

Asked by madhurasanu 7th April 2019 6:45 PM
Answered by Expert

CBSE IX Mathematics

Q14 without actually calcculating the cubes, find the value of each of the following: (-12)×(-12)×(-12) (this is cube) +(7)3+*(5)3

Asked by Diwaker.rathore 13th April 2019 3:34 PM
Answered by Expert

CBSE IX Mathematics Polynomials

(2x-2/x)^3

Asked by shahmishit 23rd April 2019 6:27 PM
Answered by Expert

ICSE IX Mathematics Expansions

(2x+3y+5)(2x+3y-5)  

Asked by aayushsingh9648117561 5th May 2019 3:38 PM
Answered by Expert

CBSE VII Mathematics Algebraic Expressions

please explain me that what is an identity of an equation

Asked by amu_bgr 9th May 2019 11:41 AM
Answered by Expert

CBSE IX Mathematics Polynomials

If a=1+√2+√3 and b=1+√2-√3 find a square +b square -2a-2b

Asked by Payalagrawal78 10th May 2019 8:18 AM
Answered by Expert

CBSE IX Mathematics

Factorize  a^2 + b^2 -2(ab-ac+bc)

Asked by anitahajowar 17th May 2019 6:23 AM
Answered by Expert

ICSE IX Mathematics Expansions

x-2=1/3x, find the value of (x²+1/9x²)

Asked by sparshmishra102 19th May 2019 10:27 AM
Answered by Expert

CBSE IX Mathematics Polynomials

how to solve -64a3-2a+48a2

Asked by devanandanair12345 22nd May 2019 7:34 PM
Answered by Expert

ICSE IX Mathematics Factorisation

How to factorise -x2-1-2a-a2 

Asked by dnmgzp 23rd May 2019 10:18 AM
Answered by Expert

CBSE IX Mathematics Polynomials

a²-b²+2bc-c²

Asked by saayuahi670 23rd May 2019 11:14 AM
Answered by Expert

CBSE IX Mathematics Polynomials

If a +b+c =0 then 1/2(a2/bc + b2/ac+c2/ab) is

Asked by ankitkumarlovehisfamily 27th May 2019 2:35 PM
Answered by Expert

CBSE IX Mathematics Polynomials

If a/b+b/a=-1 find a^3-b^3

Asked by daskousik2004 30th May 2019 10:05 AM
Answered by Expert

CBSE IX Mathematics Polynomials

factorise x4+5x2+9 by identity a2-b2=(a+b)(a-b). here 4,2 are the powers of this expression.

Asked by shubham0kumar24 30th May 2019 11:01 AM
Answered by Expert

CBSE VIII Mathematics Algebraic Expressions and Identities

x+y=12 and xy = 24 find the value x2+y2

Asked by akshgoyal143 14th June 2019 5:47 PM
Answered by Expert

CBSE IX Mathematics Polynomials

If X²+1/x²=5 then find the value of x³+1/x³

Asked by Umahari151104 15th June 2019 12:44 PM
Answered by Expert

CBSE IX Mathematics Polynomials

Q-8

If a,b,c are all non zero and a+b+c=0, prove that fraction numerator a squared over denominator b c end fraction plus fraction numerator begin display style b squared end style over denominator begin display style c a end style end fraction plus fraction numerator begin display style c squared end style over denominator begin display style a b end style end fraction equals 3

Asked by kishor.kp14 18th June 2019 10:00 AM
Answered by Expert

CBSE IX Mathematics Polynomials

Q-9

If a+c+c=5 and ab+bc+ca=15, find the value ofleft parenthesis a plus b right parenthesis to the power of 3 space end exponent plus left parenthesis b plus c right parenthesis to the power of 3 space end exponent plus left parenthesis c plus a right parenthesis to the power of 3 space end exponent minus 3 left parenthesis a plus b right parenthesis left parenthesis b plus c right parenthesis left parenthesis c plus a right parenthesis

Asked by kishor.kp14 18th June 2019 10:07 AM
Answered by Expert

CBSE IX Mathematics Polynomials

Q11

Prove that left parenthesis a plus b plus c right parenthesis cubed minus a cubed minus b cubed minus c cubed equals 3 left parenthesis a plus b right parenthesis left parenthesis b plus c right parenthesis left parenthesis c plus a right parenthesis.

Asked by kishor.kp14 18th June 2019 11:20 AM
Answered by Expert

ICSE IX Mathematics Expansions

This all questions please

Asked by virendraems 18th June 2019 8:45 PM
Answered by Expert

CBSE IX Mathematics Polynomials

I f space square root of u plus square root of v minus square root of w equals 0 comma space f i n d space t h e space v a l u e space o f left parenthesis u plus v minus w right parenthesis.

Asked by kishor.kp14 19th June 2019 9:41 AM
Answered by Expert

CBSE IX Mathematics Polynomials

x squared plus 1 over x squared equals 14 comma space f i n d space t h e space space x cubed plus 1 over x cubed space

Asked by kishor.kp14 19th June 2019 9:44 AM
Answered by Expert

CBSE IX Mathematics Polynomials

I f space x minus y equals 5 space a n d space x y equals 84 comma space f i n d space t h e space v a l u e space o f space space x cubed minus y cubed.

Asked by kishor.kp14 19th June 2019 9:47 AM
Answered by Expert

CBSE IX Mathematics Polynomials

S i m p l i f y colon
square root of 2 a to the power of 2 to the power of blank end exponent plus 2 square root of 6 space end root a b plus 3 b to the power of 2. end exponent end root

Asked by kishor.kp14 19th June 2019 9:52 AM
Answered by Expert

CBSE IX Mathematics Number System

I f space square root of 2 space equals space 1.4142 space comma space f i n d space t h e space v a l u e space o f space square root of bevelled fraction numerator square root of 2 minus 1 over denominator square root of 2 plus 1 end fraction end root.

Asked by kishor.kp14 20th June 2019 10:13 AM
Answered by Expert

CBSE IX Mathematics Number System

S i m p l i f y space space colon thin space fraction numerator left parenthesis square root of 3 minus square root of 5 right parenthesis left parenthesis square root of 5 plus square root of 3 right parenthesis over denominator 7 minus 2 square root of 5 end fraction

Asked by kishor.kp14 20th June 2019 10:15 AM
Answered by Expert

CBSE IX Mathematics Number System

R a t i o n a l i s e space semicolon space
fraction numerator 4 square root of 3 plus 5 square root of 2 over denominator square root of 48 plus square root of 18 end fraction

Asked by kishor.kp14 20th June 2019 10:18 AM
Answered by Expert

CBSE IX Mathematics Number System

I f space fraction numerator 3 plus square root of 7 over denominator 3 minus square root of 7 end fraction equals a plus b square root of 7 comma end root space space space f i n d space t h e space v a l u e space o f space space a space space a n d space b

Asked by kishor.kp14 20th June 2019 10:20 AM
Answered by Expert

CBSE IX Mathematics Number System

x equals fraction numerator square root of 3 plus square root of 2 over denominator square root of 3 minus square root of 2 end fraction space a n d space y equals fraction numerator square root of 3 minus square root of 2 over denominator square root of 3 plus square root of 2 end fraction space semicolon space f i n d space t h e space v a l u e space o f space left parenthesis x plus y right parenthesis squared

Asked by kishor.kp14 21st June 2019 1:53 PM
Answered by Expert

CBSE IX Mathematics Number System

S i m p l i f y space semicolon space square root of m squared n squared space end root X space space root index 6 of m squared n squared end root space x space cube root of m squared n squared end root

Asked by kishor.kp14 21st June 2019 1:58 PM
Answered by Expert

CBSE IX Mathematics Number System

S h o w space t h a t space space left parenthesis x to the power of a minus b end exponent right parenthesis to the power of a plus b end exponent space. left parenthesis x to the power of b minus c end exponent right parenthesis to the power of b plus c end exponent space. left parenthesis x to the power of c minus a end exponent right parenthesis to the power of c plus a end exponent equals 1

Asked by kishor.kp14 21st June 2019 2:02 PM
Answered by Expert

CBSE IX Mathematics Number System

I f space space a space equals fraction numerator 1 over denominator 7 minus 4 square root of 3 end fraction space a n d space space b equals fraction numerator 1 over denominator 7 plus 4 square root of 3 end fraction space space comma space f i n d space t h e space v a l u e space space o f space 1 right parenthesis space a squared plus b to the power of 2 to the power of blank end exponent space comma space 2 right parenthesis space a cubed plus b cubed

Asked by kishor.kp14 21st June 2019 2:06 PM
Answered by Expert

CBSE IX Mathematics Number System

i f space x equals 1 plus square root of 2 comma t h e n space f i n d space t h e space v a l u e space o f space open parentheses x minus 1 over x close parentheses cubed.

Asked by kishor.kp14 24th June 2019 7:50 PM
Answered by Expert

CBSE IX Mathematics Polynomials

f i n d space t h e space v a l u e space o f space 249 squared minus 248 squared space a n d space a l s o space f a c t o r i s e space open parentheses 25 x squared minus 1 close parentheses plus open parentheses 1 plus 5 x close parentheses squared

Asked by kishor.kp14 26th June 2019 3:49 PM
Answered by Expert

CBSE IX Mathematics Polynomials

f a c t o r i s e colon space 3 a cubed b minus 243 a b cubed comma space x to the power of 4 minus 625 comma space a cubed b cubed plus a plus b comma space x open parentheses x minus y close parentheses cubed plus 3 x squared y open parentheses x minus y close parentheses comma 2 x squared minus 3 x squared minus 17 x plus 30 comma space 24 square root of 3 x cubed minus 125 y cubed comma a to the power of 7 minus a b to the power of 6

Asked by kishor.kp14 26th June 2019 4:05 PM
Answered by Expert

CBSE IX Mathematics Polynomials

s i m p l f y space t h e space f o l l w i n g space space e x p r e s s i o n s colon negative comma space open parentheses x plus y plus z close parentheses squared plus open parentheses x plus y minus z close parentheses squared space a n d space open parentheses 2 x plus p minus c close parentheses squared minus open parentheses 2 x minus p plus c close parentheses squared

Asked by kishor.kp14 26th June 2019 4:20 PM
Answered by Expert

CBSE VI Mathematics Algebra

If 𝑥 = 44 𝑎𝑛𝑑 𝑦 = 6, verify that (𝑥 + 𝑦) × (𝑥 − 𝑦) = 𝑥 × 𝑥 − 𝑦 × �

Asked by marrivenu1 30th June 2019 7:59 PM
Answered by Expert

ICSE IX Mathematics Expansions

If a+b=8 and ab=12 find (a)a2+b2 (b)the difference between a and b

Asked by Shankar.kmp143 8th July 2019 5:36 PM
Answered by Expert

ICSE IX Mathematics Expansions

If a+b+2c=0 , prove that a³+b³+8c³=6abc

Asked by narayan_sanjeev 9th July 2019 9:48 PM
Answered by Expert

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