Find the average rate of change for the function between the given values.f(x) = x2 + 5x; from 5 to 8

A.
B. 18
C.
D. 13


Answer: B

Mathematics

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Change the Cartesian integral to an equivalent polar integral, and then evaluate.

A. ?
B. ?
C. ?
D. ?

Mathematics

Solve the problem.Find the tangent line(s) at the pole for the curve 

A. ? = 0 (y = 0), ? =  (y = x), ? =  (x = 0), ? =  (y = -x)
B. ? =  [y = x], ? =  [y = - x]
C. ? = 0 (y = 0), ? =  (x = 0)
D. ? =  (y = x), ? =  (y = -x)

Mathematics

Solve the problem.If the first and third of three consecutive odd integers are added, the result is 51 less than five times the second integer. Find the third integer.

A. 15 B. 17 C. 19 D. 34

Mathematics

Classify the random variable as either discrete or continuous.The cost of 4 oranges priced at $1.94 per dozen

A. Continuous B. Discrete

Mathematics