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Evaluate 7x - (2x)2 + x 3 for x = -2.
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Evaluate 7x - (2x)2 + x 3 for x = -2.

User Adrian Dunston
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1 Answer

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7x - (2x)2 + {x}^(3)


7x - 4x + {x}^(3)


3x + {x}^(3)


3( - 2) + { (- 2)}^(3)


- 6 + - 8


- 14

User Matt Foley
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4.9k points
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