Graph the pair of parametric equations with the aid of a graphing calculator.x = t - sin t, y = 1 - cos t, -4? ? t ? 4? 
A. 
B. 
C. 
D. 
Answer: D
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Factor completely, or state that the polynomial is prime.98y4 - 8y2
A. 2y2(7y - 2)2 B. 2(7y2 + 2)(7y2 - 2) C. 2y2(7y + 2)(7y - 2) D. prime
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 2x + 9
B. 14
C. 
D. 28
Solve the problem.The function 
computes the number of square inches in x square feet and the function 
computes the number of square feet in x square yards. What is 
and what does it compute?
A. (f?g)(x) = 1296x; the number of square inches in x square yards B. (f?g)(x) = .00077x; the number of square yards in x square feet C. (f?g)(x) = .00077x; the number of square yards in x square inches D. (f?g)(x) = 1296x; the number of square inches in x square feet
Multiply or divide.
A. 3 B. -4 C. -2 D. -3