Express f(x) in complete factored form.f(x) = x4 + 5x3 + 22x2 + 80x + 96
A. f(x) = (x + 4)(x + 3)(x + 2i)(x - 2i)
B. f(x) = (x + 2)(x + 4)(x + 3i)(x - 3i)
C. f(x) = (x + 2)(x + 3)(x2 + 16)
D. f(x) = (x + 2)(x + 3)(x + 4i)(x - 4i)
Answer: D
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Find the indicated probability.The age distribution of students at a community college is given below. Age (years)Number of students (f)
1094?A student from the community college is selected at random. Find the probability that the student is at least 31. Round approximations to three decimal places.
A. 0.931 B. 76 C. 0.048 D. 0.069
Use special right triangles to evaluate the expression.sec 30°
A. 
B. 
C. 
D. 2
Evaluate the algebraic expression for the indicated variable.-7a2 - 5b + c - 13 for a = 8, b = -3, c = -5
A. -455 B. -451 C. -59 D. -481
Solve the logarithmic equation.ln x = 6Give your answer in exact form.
A. 6e B. 1,000,000 C. ln 6 D. e6