Find all values of ? in [0, 360°) for which the following is true.cot ? = 1
A. 45° and 225°
B. 225° and 315°
C. 135° and 225°
D. 45° and 315°
Answer: A
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Solve the problem.The number of VHS movie rentals has declined since the year 2000 due to the popularity of DVDs, as the following table shows. Make a scatterplot of the data and determine if the data would be better modeled by a linear model or by an exponential model.
A. Linear
B. Exponential
C. Linear
D. Exponential
Find the intercepts for the graph of the equation.-2x - 2y = -2
A. (0, -1); (0, -4) B. (1, 0); (0, 1) C. (-1, 0); (-4, 0) D. (1, -4); (-1, -2)
Solve the problem.Find the volume V of a sphere of diameter 6 in. Use 3.14 for ?. If necessary, round the result to the nearest tenth.
A. V = 37.7 in3 B. V = 63.6 in3 C. V = 904.3 in3 D. V = 113 in3
Find the perimeter of the figure.
A. 31 mi B. 62 mi C. 41 mi D. not enough information given