Evaluate the exponential function for the given value.f(x) = 4 - 5-x, f(3)
A. 
B. 
C. 
D. 
Answer: D
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Provide the proper response.Write a problem that includes last year's sales, this year's sales, and asks for the percent of decrease. Explain how to identify the base, rate, and part in your problem.
What will be an ideal response?
If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one."f(x) = 4x2 + 8
A. f -1(x) = ± 
B. f -1(x) = 
C. Not one-to-one
D. f -1(x) = 
Find the GCF for the group of terms.90x3y2z, 126xy3z4, and 162x2yz2
A. 2xyz B. 14x3y3z4 C. 6x2y D. 18xyz
Potential energy of a linear spring. The potential energy of a linear spring is directly proportional to the square of the spring displacement. If a spring has a potential energy of 196 Joules with a displacement of 7 meters, what will it be for a displacement of 10 meters?
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