Write the number in simplest form, without a negative radicand.2 + 
A. 2 - 5i
B. -3
C. 2 + 5i
D. 2 + i
Answer: C
Mathematics
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Factor.x2 + 16x + 63
A. (x - 9)(x + 1) B. x2 + 16x + 63 C. (x - 9)(x + 7) D. (x + 9)(x + 7)
Mathematics
Factor completely. If unfactorable, indicate that the polynomial is prime.49x4 + y6
A. (7x2 + y3)(7x2 - y3) B. (7x2 + y3)2 C. prime D. (7x2 - y3)2
Mathematics
Solve the inequality.x2 + 6x ? 0
A. (-?, 0] or [6, ?) B. (-?, -6] or [0, ?) C. [-6, 0] D. [0, 6]
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Find the x- and y-intercepts of the parabola associated with the quadratic equation. If the parabola does not have any x-intercepts, state "no x-intercepts."y = -x2 - 6x - 10
A. No x-intercepts, (0, 10)
B. 
, (0, 10)
C. 
, (0, -10)
D. No x-intercepts, (0, -10)
Mathematics