Evaluate the function.f(r, ?) = 6r(r tan ? - sin 2?); find f
A. 486
B. 48
C. 54
D. 432
Answer: D
Mathematics
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Reduce the fraction.- 
A. - 
B. 
C. - 
D. 
Mathematics
Solve by using the square root property.(x - 6)2 = 49
A. x = -1, x = -13 B. x = 13, x = -1 C. x = 7, x = -7 D. x = 55
Mathematics
Add or subtract. Assume that variables represent nonnegative values.-4w2
- 6w2
A. -10w2
B. -10w3
C. 10w2
D. cannot combine because the radicals are not like
Mathematics
Factor completely. If the polynomial cannot be factored, say it is prime.x4 + 14x2 + 48
A. (x2 - 6)(x2 + 1) B. (x2 + 6)(x2 + 8) C. (x2 - 6)(x2 + 8) D. Prime
Mathematics