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Dafna1 [17]
3 years ago
5

Evaluate f(x) = -2x squared - 4 for x = 3

Mathematics
1 answer:
damaskus [11]3 years ago
7 0
f(x)=-2x^2-4;\ \text{for}\ x=3\\\\\text{substitute:}\\\\f(3)=-2\cdot3^2-4=-2\cdot9-4=-18-4=-22
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