Rationalize the denominator. Assume variables represent non-negative values.
A. 14
B. 1
C. 
D. 14
Answer: C
Mathematics
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Give the value of the function in radians.tan-1 0.7034
A. 0.513 B. 0.713 C. 0.813 D. 0.613
Mathematics
Find the exact value of the expression.cos 840°
A. 
B. - 
C. - 
D. - 
Mathematics
Rewrite the expression as a sum or difference of logarithms or multiples of logarithms.log2 
A. 8 log2(x) + 9 log2(y) + log2(2) B. 8 log2(x) - 9 log2(y) - log2(2) C. 8 log2(x) + 9 log2(y) - log2(2) D. (8 log2(x))(9 log2(y)) - log2(2)
Mathematics
Solve the problem.The cost, C, of producing n clocks can be found using the formula 
What is the cost when no clocks are produced?
A. 2304 B. 48 C. 16 D. 192
Mathematics