Solve the equation.
= 
A. 
B. 
C. ?
D. 
Answer: D
Mathematics
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Simplify the expression. Assume all variables represent positive real numbers.- 
A. - 
B. - 
C. - 
D. - 
Mathematics
Graph the polar equation.r cos ? = 4
A. 
B. 
C. 
D. 
Mathematics
Complete the square for the binomial. Then factor the resulting perfect square trinomial.x2 + 
x
A. 
; x2 + 
x + 
= 
2
B. 
; x2 + 
x + 
= 
2
C. 
; x2 + 
x + 
= 
2
D. 
; x2 + 
x + 
= 
2
Mathematics
Evaluate the following expression. (x ? ?/2 + ?n, where n is a whole number)
?
?
A. - 11 tan x B. 11 cot x C. 12 tan x D. - 11 cot x E. 11 tan x
Mathematics