Find the exact value of the composition.sec-1 
A.
B. -
C. 
D. 
Answer: D
Mathematics
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Establish the identity.cos x csc x tan x = 1
What will be an ideal response?
Mathematics
Find the opposite of the polynomial.a3 - 4a2 + 4a
A. -a3 - 4a2 - 4a B. a3 + 4a2 - 4a C. -a3 + 4a2 - 4a D. a3 - 4a2 + 4a
Mathematics
The graph of a function f is given. Use the graph to answer the question.For which of the following values of x does f(x) = -16?
A. -16 B. 0 C. 12 D. 8
Mathematics
Find the center-radius form of the equation of the circle satisfying the given conditions.Center (21, 11), tangent to the x-axis
A. (x - 21)2 + (y - 11)2 = 441 B. (x - 21)2 + (y - 11)2 = 121 C. (x - 11)2 + (y - 21)2 = 441 D. (x - 11)2 + (y - 21)2 = 11
Mathematics