Solve the equation.(x2 - 2x)2 - 23(x2 - 2x) + 120 = 0
A. -3, -2, 5, 4
B. 15, 8
C. -3, -2, 15, 8, 5, 4
D. 5, 4
Answer: A
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Find the length of the parametric curve defined over the given interval.x = 5 sin t - 5t cos t, y = 5cos t + 5t sin t, 0 ? t ? 
A. 
?2
B. 
?2
C. 
?
D. 
?2
Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.
A. 0.1943803 B. 0.0174551 C. 1 D. 5.144554
Use an inequality symbol to write the given statement symbolically.x is greater than 3.
A. 3 ? x B. x ? 3 C. 3 < x D. x > 3
A toy making company has at least 300 squares of felt, 700 oz of stuffing, and 230 ft of trim to make dogs and dinosaurs. A dog uses 1 square of felt, 4 oz of stuffing, and 1 ft of trim. A dinosaur uses 2 squares of felt, 3 oz of stuffing, and 1 ft of trim.It costs the company $1.34 to make each dog and $1.64 for each dinosaur. The company wants to minimize its costs. What are the coefficients of the constraint inequality for trim?
A. 1, 2 B. 1, 1 C. 4, 3 D. 1.34, 1.64