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When X3 + 3x2 – Kx + 4 is Divided by (X – 2), the Remainder is K. Find the Value of K. - Mathematics

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Question

When x3 + 3x– kx + 4 is divided by (x – 2), the remainder is k. Find the value of k.

Sum

Solution

Here,  P(2) = k
⇒ 23 + 3(2)2 - k(2) + 4 = k
⇒ 8 + 12 - 2k + 4 = k
⇒ 3k = 24
⇒ k = 8

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Chapter 9: Factorization - Exercise 1

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ICSE Mathematics [English] Class 10
Chapter 9 Factorization
Exercise 1 | Q 2.1

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