Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 1
D. 
Answer: A
Mathematics
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Evaluate the requested trigonometric function using the information given. csc ? = - 
; ? < ? < 3?/2Find cot ?.
A. - 
B. - 
C. 
D. - 
Mathematics
Write the improper fractions as whole or mixed numbers. 
A. 4
B. 
C. 2
D. 3
Mathematics
Solve the radical equation. Check all proposed solutions.
= y + 1
A. y = 4
B. y = -3
C. y = - 
D. y = 3
Mathematics
Solve the inequality, giving its solution set in both interval and graph forms.0 < 5y ? 20 
A. (0, 4)
B. [0, 4]
C. [0, 4)
D. (0, 4]
Mathematics