Math, asked by PriyamSahu, 1 year ago

the polynomial ax cube minus 3xsquare plus 4 and 2xcube when divided by x minus 2 leave the same remainder p and q respectively. if p =-2 and q=4.find value of a. its answer is 4.tell me the whole solution

Answers

Answered by NidhraNair
5
hello..


p(x)=ax3-3x2+4

g(x)=2x3-5x+a .. factor of g(x) and p(x) are x-2

p(2)= 8a-12+4=p [Remainder thm.]

= 8a-8=p

g(2)=16-10+a=q

=6+a=q

p-2q=4

8a-8-2(6+a)=4

8a-8-12-2a=4

6a-20=4

6a=24

a=24/6
=4


thank you...

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