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22-02-2018
Mathematics

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The equation shown below involves a perfect square trinomial.

9x2 - 24x + 16 = 11

Which of the following is a step in solving this equation?

A. Divide both sides by 8
B. Subtract 16 from both sides
C. Square both sides
D. Take the square root of both sides

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22-02-2018

the correct answer is D

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