Graph the pair of parametric equations with the aid of a graphing calculator.x = 5 cos 2t + 4 cos 6t, y = 5 sin 2t - 4 sin 6t, 0 ? t ? ?
A. 
B. 
C. 
D. 
Answer: A
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An IV of 500 mL of D5W is to infuse at a rate of 75 mL/hr. What is the infusion time for this IV?
A. 6 hr 7 min B. 6 hr 66 min C. 6 hr D. 6 hr 40 min
Write the algebraic expression described. Simplify if possible.Two numbers have a sum of 34. If one number is q, express the other number in terms of q.
A. q + 34 B. 34 - q C. q - 34 D. 34 - 2q
Translate the sentence into an equation. Use x to represent the unknown number. 10 times a number, increased by 5, is the same as 12 times the number, decreased by 13.
A. 10x + 5 = 12x - 13 B. 10(x + 5) = 12(x - 13) C. 10(x - 13) = 12(x + 5) D. 10x + 13 = 12x - 5
Form a polynomial f(x) with real coefficients having the given degree and zeros.Degree: 4; zeros: 1, -1, and 4 - 2i
A. f(x) = x4 - 8x3 + 19x2 + 8x - 20 B. f(x) = x4 - 8x3 + 19x2 + 8x + 20 C. f(x) = x4 + 8x3 + 19x2 + 8x + 20 D. f(x) = x4 + 8x3 + 19x2 + 8x - 20