3. Given that f(x) = x³ + px? + qx – 3 is exactly divisible by (x – 1) and leaves a remainder of 3 when divided by (x + 2), find a. The values of p and q b. Hence, factorise f(x) fully

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter5: Factoring Polynomials
Section5.7: Factoring Pattern For X2+bx+c, C Positive
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3. Given that f(x) = x3 + px² + qx - 3 is exactly divisible by (x – 1) and leaves a
remainder of 3 when divided by (x + 2), find
a. The values of p and q
b. Hence, factorise f(x) fully
Transcribed Image Text:3. Given that f(x) = x3 + px² + qx - 3 is exactly divisible by (x – 1) and leaves a remainder of 3 when divided by (x + 2), find a. The values of p and q b. Hence, factorise f(x) fully
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