Factor completely. If the polynomial is prime, then state this as your answer.x2 - x - 72
A. (x + 1)(x - 72)
B. prime
C. (x + 8)(x - 9)
D. (x + 9)(x - 8)
Answer: C
Mathematics
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Find the flux of the curl of field F through the shell S.F = 4yi + 2xj + cos(z)k ; S: r(r,?) = 4 sin ? cos ?i + 4 sin ? sin ?j + 4 cos ?k, 0 ? ? ? 2? and 0 ? ? ? 
A. -32 B. 64? C. -32? D. -64?
Mathematics
Find all values of ? that satisfy the equation over the interval [0, 2?].
?
What will be an ideal response?
Mathematics
Solve the equation by completing the square.x2 + 2x + 3 = 0
A. -1 ± 2i
B. -1 ± i
C. 1 ± 2i
D. 1 ± i
Mathematics
Find the derivative function of the given function.f(x) = x2 + 1
A. f'(x) = 2x + 1 B. f'(x) = -2x C. f'(x) = 2x D. f'(x) = x + 1
Mathematics