Solve the equation. Use a calculator where appropriate. If the answer is irrational, round to the nearest hundredth.log4 x = -2
A. 
B. 
C. -16
D. 16
Answer: B
Mathematics
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A. Function B. Not a function
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Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
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Graph the circle.(x - 2)2 + (y - 4)2 = 36
A. 
B. 
C. 
D. 
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Simplify the expression by using the order of operations.7 ? (6 - 2) + 
A. 35 B. 29 C. 57 D. 41
Mathematics