Given the polynomial function f(x), find the rational zeros, then the other zeros (that is, solve the equation
), and factor f(x) into linear factors.f(x) = x3 - 64
A. 4, -2 + 2, -2 - 2
; f(x) = (x - 4) (x + 2 - 2
)(x + 2 + 2
)
B. 4, -2 + 2i, -2 - 2
i ; f(x) = (x - 4) (x + 2 - 2
i)(x + 2 + 2
i)
C. 4, 2 + 2i, 2 - 2
i ; f(x) = (x - 4) (x - 2 - 2
i)(x - 2 + 2
i)
D. 4, -2 + i, -2 -
i ; f(x) = (x - 4) (x + 2 -
i)(x + 2 +
i)
Answer: B
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Evaluate the integral.
A. x3 - 16x +
tan-1
+ C
B. x3 - 16x + sin-1
+ C
C. x3 - 16x +
tan-1
+ C
D. x3 - 255x +
tan-1
+ C
Solve the problem.The table shows the prizes and probabilities of winning (on a single $1 ticket) for a particular state lottery. Find the expected value of the winnings for a single lottery ticket.
A. -$0.79 B. -$0.75 C. $0.21 D. -$0.84
Find the product.(-4x5)(7x2)
A. 11x7 B. 11x10 C. -28x7 D. -28x10
Find the y-intercepts for the parabola whose equation is given. If the y-intercepts are irrational, round your answers to the nearest tenth.y = x2 - 3
A. No y-intercept B. y-intercept (0, 1.7) C. y-intercept (0, -3) D. y-intercept (0, 3)