Answer:
g(-4) = 15
Step-by-step explanation:
Step 1: Define
g(x) = 7 - 2x
g(-4) = x = -4
Step 2: Substitute and Evaluate
g(-4) = 7 - 2(-4)
g(-4) = 7 + 8
Um, where the triangle? If the no triangle how are we gonna answer your question?
( I'm not trying to be mean )
Its 2πr^2
4
Simple, just plug in, distribute, then solve.
18 - (2+6(2))
18 - (2 + 12)
18 - 14 = 4.
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