Solve the equation.x = 
+ 7
A. No solutions
B. 3, 12
C. 3
D. 12
Answer: D
Mathematics
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Express the relationship between a small change in x and the corresponding change in y in the form 
.y = 9
- 
A. dy = 
dx
B. dy = 
dx
C. dy = 
dx
D. dy = 
dx
Mathematics
Find an antiderivative of the given function.f(x) = 6
+ 8
A. 4x3/2 + 8x B. 6x3/2 + 8x C. 6x3/2 + 8 D. 4x3/2 + 8
Mathematics
Provide an appropriate response.Which is a list of the factors of 21?
A. 3, 6, 9, 12, 15, 18 B. 1, 2, 3, 6, 9, 18 C. 2, 4, 6, 8, 10, 12, 14, 16, 18 D. 1, 3, 7, 21
Mathematics
Solve the problem.Suppose that the total-cost function for a certain company to produce x units of a product is given by 
Graph the average cost function A(x) = C(x)/x.
A. 
B. 
C. 
D. 
Mathematics