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13 November, 14:49

Evaluate the expression below when x = 9.

3x + 2x2 - 9

Select one of the options below as your answer:

A. 54

B. 180

C. 342

D. 4,365

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Answers (1)
  1. 13 November, 18:13
    0
    3*9+2*81-9 is 180. So, the best option is B.
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