Ari R. answered • 04/26/21
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f(x)=1/2x2 -(4x+3). Find the value of f(-7).
input -7 for x
1/2(-7)2 -(4(-7)+3) = 49/2 - (-28+3) = 49/2 + 25 = 99/2
Hope this helps!
Arionna A.
asked • 04/26/21Find the value in a function
The function f(x) is defined as f(x)=1/2x2 -(4x+3). Find the value of f(-7).
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