Evaluate the function.Given that f(x) = x3 - 2.6x2 + 8.9x - 7, find f(-5).
A. -22.5
B. -241.5
C. -125.7
D. -152.5
Answer: B
Mathematics
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Determine whether or not the graph is a graph of a function of x.
A. Function B. Not a function
Mathematics
Evaluate the function at the given value of x.f(x) = 9 - 3x2, f(-5)
A. 24 B. -66 C. 84 D. 39
Mathematics
Solve the problem.Suppose that the population of a certain city during a certain time period can be modeled with the function, P(x) = -0.1x5 + 3.2x4 + 5000, where x is time in years since 1960. By sketching a graph of P(x), estimate during what time period the population of the city was increasing.
A. Between 1960 and 1986 B. Between 1960 and 1973 C. Between 1965 and 1986 D. Between 1986 and 1992
Mathematics
Find the GCF.2808 and 12,312
A. 210 B. 216 C. 36 D. 2808
Mathematics