The polynomial 3x 3 + ax 2 + bx + 8, where a and b are constants,
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The polynomial 3x3 + ax2 + bx + 8, where a and b are constants, is denoted by f(x). It is given that x + 2 is a factor of f(x), and that when f(x) is divided by x − 1 the remainder is 15. Find the value of a and the value of b.
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Since x 2 is a factor of fx we have f2 0 Substituting x 2 in fx we g...View the full answer
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Related Book For
Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook
ISBN: 9781108407199
1st Edition
Authors: Sue Pemberton, Julianne Hughes, Julian Gilbey
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