Write the expression using exponential notation. Then identify the base and the exponent.x ? x ? x ? x
A. 4x
base: x
exponent: 4
B. 4x
base: 4
exponent: x
C. x4
base: 4
exponent: x
D. x4
base: x
exponent: 4
Answer: D
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Solve the problem.Find the average rate of change.
Minutes Cellular Phone is Used
A. $0.53 per min B. $4.75 per min C. $1.09 per min D. $0.92 per min
Find the inverse of the function.j = {(0, 4), (-2, 5), (-4, 6), (-6, 7)}
A. j-1 = {(4, 0), (5, -2), (6, -4), (7, -6)}
B. j-1 = {(5, 4), (4, -4), (0, -2), (5, 6)}
C. j-1 = {(0, 
), (-2, 
), (-4, 
), (-6, 
)}
D. j-1 = {(5, 4), (7, -4), (0, -4), (5, 6)}
Solve the problem.The probability that an assembly line works correctly depends on whether the line worked correctly the last time. Find the probability that the line will work in the long run. Round your answer as appropriate.WorksDoes not 
A. 0.900 B. 0.857 C. 0.143 D. 0.855
Find an equation for the line with the given properties.Perpendicular to the line y = -3x - 1; containing the point (1, 3)
A. y = 3x + 
B. y = - 
x + 
C. y = -3x + 
D. y = 
x + 