Solve the problem.Suppose that a demand function is given by  where q is the demand for a product and p is the price per unit in dollars. Find the rate of change in the demand for the product per unit change in price.

A.  = 
B.  = 
C.  = 
D.  = 


Answer: C

Mathematics

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Solve.2x + 5 = 3(x - 1)

A. -2 B. -8 C. 2 D. 8

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Write the power of i as i, -1, -i, or 1.i14 + i11 

A. 1 + i B. 1 - i C. -1 + i D. -1 - i

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Use even and odd properties of the trigonometric functions to find the exact value of the expression.cos 

A.  
B. - 
C. - 
D.

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Find the radius or diameter as requested.Find the diameter.

A. 1 m
B. 1 m
C. 5 m
D. 8 m

Mathematics