Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 10 Answered

If alpha and beta are the zeroes of the polynomial f(x)=ax2+bx+c. Then evaluate Alpha cube \ beta cube +beta cube / alpha cube.  
Asked by jindalsiddharth725 | 11 Jun, 2018, 03:33: PM
answered-by-expert Expert Answer
begin mathsize 16px style ax squared space plus space bx space plus space straight c space equals space 0 straight alpha space space and space straight beta space are space the space roots space of space the space given space Polynomial. rightwards double arrow space straight alpha space plus space straight beta space equals space fraction numerator negative straight b over denominator straight a end fraction space and space space αβ space equals space straight c over straight a straight alpha cubed over straight beta cubed space plus space straight beta cubed over straight alpha cubed space equals space fraction numerator straight alpha to the power of 6 space plus straight beta to the power of 6 space over denominator straight alpha cubed straight beta cubed end fraction space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space Use space the space formulas colon space straight alpha to the power of 6 space plus straight beta to the power of 6 space space equals space left parenthesis straight alpha squared space plus space straight beta squared space right parenthesis cubed space minus space 3 straight alpha squared straight beta squared space left parenthesis straight alpha squared space plus space straight beta squared space right parenthesis space space and space straight alpha squared space plus space straight beta squared space equals left parenthesis space straight alpha space plus space straight beta space right parenthesis squared space minus space 2 αβ end style
Answered by Yasmeen Khan | 12 Jun, 2018, 12:21: PM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 10 - Maths
PQ is a chord of length 8 cm to a circle of radius 5 cm. The tangents P and Q intersect at a point T. Find the length of the tangent TP.
Asked by yalagondanikhil | 16 Apr, 2024, 12:25: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
if one of the zeroes of quadratic polynomial F(x) = 4x² - 8kx - 9 is equal in magnitude but opposite in sign, find K
Asked by rrajansinghakb199 | 08 Apr, 2024, 05:12: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
express 15.265 in p/q form?
Asked by nagalaxmidurgarao937 | 08 Apr, 2024, 01:42: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
the poles AB and CD of different heights are standing vertically on the ground level from a point P on the line joining the foots of the pole on the level of ground the angle of elevation to the top of the pole are founded to be complementary the of the CD and the distance PD 20√3m and 20m respectively if the BP is 10m then find the length of AB and the distance AC between the tpo of the poles
Asked by mraniruddha03 | 02 Apr, 2024, 06:44: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
from the pair of linear equations in the following problems and find their solution graphically 10 students of class 10 to part in a mathematic quiz if the number of girls is for more than the number of boys find the number of boys and girls who took part in the quiz
Asked by muttenenimalleswarrao | 29 Mar, 2024, 08:32: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
maths
question image
Asked by sonawnerohan01 | 23 Mar, 2024, 12:25: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
The distance of the point (5,-2) from x-axis will be :-
Asked by pathakvaishnavi9139 | 23 Mar, 2024, 10:45: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
income of families locality are given. find the mode of the data (income in rupees)=1-200,201-400,401-600,601-800,801-1000 and number of families are 7,10,16,12,3
question image
Asked by mustafahssn786 | 23 Mar, 2024, 06:25: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
5 tan^2A - 5 sec^2A
Asked by choudharyniki001 | 22 Mar, 2024, 08:49: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
A blacksmith has a rectangular sheet of iron. He has to make a cylindrical vessel both circular ends are closed. When he minimizes the wastage of the sheet of iron, then what is the ratio of the wastage to the utilised area of sheet?
question image
Asked by jagdishdabang79 | 18 Mar, 2024, 08:40: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×