Use identities to find the exact value of the function for the given value.csc ? = - 
and ? is in quadrant IV; Find cos ?.
A.
B. -
C.
D.
Answer: C
Mathematics
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Simplify the expression using the order of operations.
A. -3 B. 4 C. 3 D. -4
Mathematics
Solve the equation.5x(5x - 8)(7x + 6) = 0
A. 0, 
, - 
B. 0, - 
, 
C. 0, 
, - 
D. 
, - 
Mathematics
The graph of the function y = f(x) is given below. Sketch the graph of y = 
.
A. 
B. 
C. 
D. 
Mathematics
Find the equation of the tangent line to the curve when x has the given value.f(x) = -4 - x2; x = 4
A. y = 8x - 12 B. y = 4x + 12 C. y = -8x + 12 D. y = -2x
Mathematics