
Step-by-step explanation:
This can be written as;

Perform factorization
9-a²=difference of squares formula
(3+a)(3-a)
4a²-4a-24
4(a²-a-6)
4(a²-3a+2a-6)
4(a(a-3)+2(a-3))
4((a+2)(a-3))
a²-6a+9
a²-3a-3a+9
a(a-3)-3(a-3)
(a-3)(a-3)
Rewrite the operation as;

cancel common to remain with;

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Factorization : brainly.com/question/11930808
Keywords : Operation
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The answer is c cause the answer is 16,741.55ft^2 and c is the closest to it
Answer: 72
We can use ratios
117 inches / 13 inches = 9
The corn cast shadow is 9 times bigger than the example we are given.
9 * 8 = <u><em>72</em></u>
Answer:
It has 0 distinct real number zeros. The function does not touch the x-axis
In general when a firm produces nothing it still has to pay for the fixed costs while the variable costs are zero