The graph of a function f is given. Use the graph to answer the question.What are the x-intercepts?
A. -15, 17.5
B. -25, -15, 17.5, 25
C. -15
D. -15, 17.5, 25
Answer: D
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Suppose that a car rental agency charges a fixed amount per day plus an amount per mile for renting a car. Heidi rented a car one day and paid $100.00 for 300 miles. On another day she rented a car from the same agency and paid $150.00 for 550 miles. Determine the linear function that the agency could use to determine its daily rental charges.
A. f( x ) = 0.4x - 40 B. f( x ) = 0.4x + 40 C. f( x ) = -0.2x + 40 D. f( x ) = 0.2x - 40 E. f( x ) = 0.2x + 40
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logc x8
A. 8logc x B. -clog8 x C. clog8 x D. -8logc x
Use synthetic division to determine whether x - c is a factor of the given polynomial.x3 + 10x2 + 19x - 30; x - 3
A. Yes B. No
Find the complete quotient when P(x) is divided by the binomial following it.P(x) = 2x3 + 3x2 + 4x - 10; x + 1
A. Q(x) = 2x2 + x + 3 + 
B. Q(x) = 2x2 + x + 3 + 
C. Q(x) = 2x2 + 5x + 9 + 
D. Q(x) = 2x2 + 5x + 9 + 