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Kay [80]
3 years ago
13

Find f(-2) if f(x)=4x^2+3x-5

Mathematics
1 answer:
valentina_108 [34]3 years ago
3 0

Answer:

f(-2) = 5

Step-by-step explanation:

To find f(-2), plug in -2 wherever there is an x.

f(x) = 4x² + 3x - 5

f(-2) = 4(-2)² + 3(-2) - 5

f(-2) = 4(4) + 3(-2) - 5

f(-2) = 16 - 6 - 5

f(-2) = 10 - 5

f(-2) = 5

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