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Mathematics, 21.05.2020 18:59 jaquezdaking4919

Consider the steps for solving 3x2 – 42x + 9 = -5 for x by completing the square.
Step 1: 3x2 - - 42x = -14
Step 2: 3(x2 – 14x) = -14
Step 3: 3(x2 - 14x +49) = -14 +
What number should be added to the right side of the equation?

A.96
B.147
C.225
D.441

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Consider the steps for solving 3x2 – 42x + 9 = -5 for x by completing the square.
Step 1: 3x2...
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