Find the exact value of the expression.csc 480°
A. - 
B. -2
C. 
D. 
Answer: D
Mathematics
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Evaluate the integral.
dx
A. 
+ C
B. 
C. 16
D. 
Mathematics
Simplify the difference quotients 
and 
for the following function. Rationalize the numerator when necessary.f(x) = 3x - 5
A. 3h; 3a B. 3; 3 C. 3; 3x - 3a D. 3x - 3h; 3x - 3a
Mathematics
102 ð 105 =
a. 1010 b. 107 c. 105 d. 103 e. 101
Mathematics
Find the vertex, focus, and directrix of the parabola. Graph the equation.(y + 1)2 = -8(x + 2)
A. vertex: (1, 2)
focus: (-1, 2)
directrix: x = 3
B. vertex: (-2, -1)
focus: (-2, -3)
directrix: y = 1
C. vertex: (2, 1)
focus: (2, -1)
directrix: y = 3
D. vertex: (-2, -1)
focus: (-4, -1)
directrix: x = 0
Mathematics