kiah6749 kiah6749

12-07-2021
Mathematics

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Find the remainder when the polynomial 9x^2 - 4x - 7 is divided by x - 3.

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jimrgrant1 jimrgrant1

12-07-2021

Answer:

62

Step-by-step explanation:

A polynomial f(x) divided by (x - a) has remainder f(a)

f(x) = 9x² - 4x - 7 is divided by (x - 3) , then remainder is

f(3) = 9(3)² - 4(3) - 7 = 9(9) - 12 - 7 = 81 - 19 = 62

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