Simplify the following expression by first substituting values from the table of exact values and then simplifying the resulting expression.
Table of Exact Values
xsin xcos x0°0130°
45°
60°
90°10?
?
A. 
B. 
C. 1
D. 0
E. 
Answer: C
Mathematics
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Simplify the fraction, if possible.
A. undefined B. 23 C. -23 D. 0
Mathematics
Let 
. Compute the following.
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What will be an ideal response?
Mathematics
Use the zero-product property to find all complex solutions of the equation.8x3 + 8x = 0
A. {0, ±1} B. {0, ±i} C. {-8, ±i} D. {±i}
Mathematics
Find the product. Leave answer reduced to lowest terms. 
? 
A. 
B. - 
C. 
D. - 
Mathematics