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A function f(x) s defined as f(x)=-8x^2. What is f(-3)?

A function f(x) s defined as f(x)=-8x^2. What is f(-3)?
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A function f(x) s defined as f(x)=-8x^2. What is f(-3)?

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User Meuh
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2 Answers

3 votes
you substitute the x in the equation -8x^2 so it would be -8(-3)^2 so the answer would be -72
answered
User Surender
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6 votes

f(-3)=-8\cdot(-3)^2\\ f(-3)=-8\cdot9\\ f(-3)=-72
answered
User Nikita Koksharov
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8.3k points
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