Find the exact circular function value.tan 
A. 
B. 
C. 1
D. 
Answer: B
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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) = 16 - x2 between x = -4 and x = 4 using the "midpoint rule" with two rectangles of equal width.
A. 48 B. 96 C. 8 D. 32
Solve and, when appropriate, round the answer to the nearest tenth.A manufacturer's cost is given by C = 400 
+ 200, where C is the cost and n is the number of parts produced. How many parts are produced when the cost is $4600?
A. 121 B. 10,648 C. 4400 D. 1331
Perform the indicated operation. Simplify, if possible.
+ 
A. 
B. 
C. 
D. 
Find the exact value of the expression using the provided information.Find sin (? - ?) given that sin ? = 0.8203 and cos ? = 0.5345 and that ? and ? are between 0 and ?/2.
A. 0.9218 B. -0.0449 C. 0.999 D. 0.3876