Solve the problem.Given csc ? = 2 , use trigonometric identities to find the exact value of cot2 ?.
A. 
B. 
C. 3
D. 4
Answer: C
Mathematics
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State the degree of the polynomial and whether it is a monomial, a binomial, or a trinomial.-15x4
A. monomial, degree 4 B. binomial, degree 4 C. binomial, degree -15 D. monomial, degree -15
Mathematics
Remove or add parentheses as indicated.Place parentheses to make the equation 
true.
A. None needed. B. a ? (b ÷ b + 5b) = a + 5b C. (a ? b) ÷ (b + 5b) = a + 5b D. a ? b ÷ (b + 5b) = a + 5b
Mathematics
Solve the equation.-9 = y - 11
A. 20 B. -2 C. 2 D. -20
Mathematics
Solve the problem.
Let x = 24 and y = 6. Find the pitch of the roof.
A. 
B. 
C. 
D. 
Mathematics