Determine ? in decimal degrees, 0° ? ? ? 90°. Round results to an appropriate number of significant digits.sec ? = 4.026
A. 75.620°
B. 76.310°
C. 76.31°
D. 75.62°
Answer: D
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Divide the rational expression. Express the quotient as a rational expression in lowest terms.
A. 10
B. - 
C. - 
D. - 
Graph the pair of parametric equations with the aid of a graphing calculator.x = cos t + 4 cos 3t, y = 5 cos t - 4 sin 3t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Find the number of dots in the nth heptagonal number.
Read and solve the following problem. Then write a paragraph describing the method you
used to get your solutions. Which problem solving strategies did you use and why?
The heptagonal numbers are the whole numbers that represent the following shapes.
Solve.Pat is trading her car in for a new car. The new car costs $23,025. Her car is worth $7998. How much more money does she need to buy the new car?
A. $14,927 B. $15,028 C. $15,017 D. $15,027