Ask a Doubt
Request a call back

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

CBSE Class 10 Answered

Find the zeroes of polynomial  x cubed minus 7 x plus 6
Asked by rmadixit872 | 17 Jan, 2019, 13:08: PM
answered-by-expert Expert Answer
begin mathsize 12px style f left parenthesis x right parenthesis space equals space x cubed minus 7 x space plus space 6 l e t space x space equals space 1 comma space t h e n space f left parenthesis x right parenthesis space equals space 1 minus 7 plus 6 space equals space 0 space space semicolon space h e n c e space left parenthesis x minus 1 right parenthesis space i s space a space f a c t o r space o f space f left parenthesis x right parenthesis l e t space u s space d i v i d e space f left parenthesis x right parenthesis space b y space left parenthesis x minus 1 right parenthesis space space space space space space space space space space space space space space space _ _ _ _ _ _ _ _ _ _ _ _ _ _ left parenthesis x minus 1 right parenthesis space space space vertical line space space space x cubed minus 7 x space plus space 6 space space space space space space vertical line space space x squared minus space 6 space space space space space space space space space space space space space space space space space space space x cubed minus x 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 minus 6 x plus 6 space space space space space space space space space space space space space space space space space space space space space space space space minus 6 x plus 6 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 space space space space space 0 h e n c e space f left parenthesis x right parenthesis space equals space left parenthesis x minus 1 right parenthesis left parenthesis x squared minus 6 right parenthesis space space equals space left parenthesis x minus 1 right parenthesis left parenthesis x plus square root of 6 space right parenthesis space left parenthesis x space minus space square root of 6 space right parenthesis z e r o s space o f space p o l y n o m i a l space space colon space space space 1 comma space plus square root of 6 space a n d space minus square root of 6 end style
Answered by Thiyagarajan K | 17 Jan, 2019, 15:21: PM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 10 - Maths
a fraction became 9 upon 11 if 2 is add to the both and 3 is add to both 5 upon 6 find the fraction
Asked by dheerrana109 | 22 Jul, 2024, 10:26: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
6x²+x-1
Asked by ishakkumbhar92 | 20 Jul, 2024, 16:09: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
the peth of an APq and qth term is p find its p+q(th)term
Asked by vishwanathhikkalagutti | 17 Jul, 2024, 07:25: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
if 3 meter cloth price 400 then 75 centimeter cloth price
Asked by avadheshkumar94 | 13 Jul, 2024, 20:18: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
show That points(1,-1),(5,2)and(9,5)are collinear
Asked by 3ra2231 | 11 Jul, 2024, 20:55: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
What is réal number
Asked by avadheshkumar94 | 10 Jul, 2024, 10:14: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
prove that sinA-cosA+1/sinA+cosA-1 =1/secA-tanA
Asked by syashkurun | 08 Jul, 2024, 19:14: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
what is the angle between two parallel lines
Asked by francissaka528 | 08 Jul, 2024, 06:15: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
solve the following pair of linear equation 5x+4y=9 , x + 2y =3
Asked by radhe9868017031 | 05 Jul, 2024, 14:10: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
5x-4y+8=0, 7x+6y-9=0 consistent or inconsistent
Asked by naidulokesh892 | 04 Jul, 2024, 20:42: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Are You a Teacher or a Parent Seeking Customised Tests? Click here
×