When the polynomial x3+2x2−5ax−7 is divided by (x−1), the remainder is A and when the polynomial x3+ax2−12x+16 is divided by (x+2), the remainder is B. Find the value of 'a' if 2A+B=0.

When the polynomial x3+2x2−5ax−7 is divided by (x−1), the remain

1.	When the polynomial x3+2x2−5ax−7 is divided by (x−1), the remainder is A and when the polynomial x3+ax2−12x+16 is divided by (x+2), the remainder is B. Find the value of 'a' if 2A+B=0.
Answer» When the polynomial $x^{3} + 2 x^{2} - 5 a x - 7$ is divided by $(x - 1)$ , the remainder is A and when the polynomial $x^{3} + a x^{2} - 12 x + 16$ is divided by $(x + 2)$ , the remainder is B. Find the value of 'a' if $2 A + B = 0$ .

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When the polynomial x3+2x2−5ax−7 is divided by (x−1), the remainder is A and when the polynomial x3+ax2−12x+16 is divided by (x+2), the remainder is B. Find the value of 'a' if 2A+B=0.

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