Find the exact value of the composition.cos-1 
A. 
B. 
C. 
D. - 
Answer: A
Mathematics
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Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = x2 between x = 4 and x = 8 using a left sum with four rectangles of equal width.
A. 174 B. 149 C. 126 D. 165
Mathematics
What property of whole-number multiplication justifies the equality?0 ? 38 = 0
A. Closure property B. Commutative property C. Multiplicative-identity property D. Multiplication-by-zero property
Mathematics
Graph the solution set of the system of linear inequalities and label the vertices (if any) of the solution set.
A. 
B. 
C. 
D. 
Mathematics
Solve the exponential equation algebraically. Approximate the result to three decimal places.
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?
A. 
B. 
C. 
D. 
E. 
Mathematics