Solve the problem.Find the acute angle ? (in degrees) that satisfies the equation csc ? = -2.
A. 420°
B. 60°
C. -30°
D. 30°
Answer: C
Mathematics
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Determine if the fractions can form a proportion.
and 
A. No B. Yes
Mathematics
Evaluate the expression.(-3)(-6)
A. 18 B. -18 C. 9 D. -9
Mathematics
Solve the problem.The accompanying figure shows the graph of y = -x2 shifted to a new position. Write the equation for the new graph.
A. y = -x2 - 4 B. y = -(x + 4)2 C. y = -(x - 4)2 D. y = -x2 + 4
Mathematics
Use a right triangle to write the expression as an algebraic expression. Assume that x is positive and in the domain of the given inverse trigonometric function.cos(sin-1 x)
A. 
B. 
C. 
D. 
Mathematics