The graph of a function f is given. Use the graph to answer the question.For which of the following values of x does f(x) = -16?

A. -16
B. 0
C. 12
D. 8


Answer: D

Mathematics

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Solve the problem.In the formula N = Iekt, N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. There are currently 54 million cars in a certain country, increasing by 3.3% annually. How many years will it take for this country to have 82 million cars? Round to the nearest year.

A. 13 yr B. 8 yr C. 101 yr D. 4 yr

Mathematics

Write the equation in standard form. Then identify the vertex of the parabola.y = -2x2 + 5x - 1

A. y = 22 - 
B. y = -22 + 
C. y = -22 + 
D. y = -22 + 

Mathematics

Factor out the GCF from the polynomial.36m9 - 24m7 + 84m4

A. 12m4(3m5 - 2m3 + 7) B. m4(36m5 - 24m3 + 84) C. -m4(-36m5 - 24m3 - 84) D. 12(3m9 - 2m7 + 7m4)

Mathematics

Convert log 3175 = x to exponential form.

a. x = 103175 b. x = 103ú175 c. 10x = 3175 d. 3175x = 10 e. 317510 = x

Mathematics