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15-10-2020
SAT

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Identify the terms for the expression:
21x3 + 3x2 - 14x + 9x2 + 15x

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noraegejuru noraegejuru

15-10-2020

Answer:

66 + 6 - 14x + 18 + 15x

Collect like terms

66 + 6 + 18 = 90

-14x + 15x = x

x + 90

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