F(x) = -x² + 4
g(x) = 6x
(g - f)(3) = 6(3) - (-(3)² + 4)
(g - f)(3) = 18 - (-9 + 4)
(g - f)(3) = 18 - (-5)
(g - f)(3) = 18 + 5
(g - f)(3) = 23
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Answer:
width= x-7
Step-by-step explanation:
l= 8x
Area = l*b
b= 8x^2-56x/8x
b= 8x(x-7)/8x
b= x-7
The answer is B
Hope this helps;)
<h3>
Answer:</h3><h3>↪️Diameter is 42.056 meter. </h3>
<h3>❀ Don't forget to thanks</h3><h3>❀ Mark as brainlist.</h3>
The equation is y=-2/5x+7 3/5
