Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
cos (sin-1 u)
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Determine the values of x for which the function is differentiable.y = 
A. All real numbers except 5 B. All real numbers except 25 C. All real numbers D. All real numbers except -5 and 5
Mathematics
Determine whether the number is prime, composite, or neither.0
A. Composite B. Prime C. Neither
Mathematics
Find the requested term in the sequence.Given that the sequence 2, 9, x, y, 31, . . . is a Fibonacci sequence, find x and y.
A. 11, 20 B. 13, 22 C. 20, 29 D. 11, 13
Mathematics
Factor the trinomial completely. If the trinomial cannot be factored, say it is prime.-3w2 - 24w - 36
A. -(3w + 6)(w + 6) B. -3(w + 2)(w + 6) C. -(w - 2)(w - 6) D. prime
Mathematics