Solve the problem.DG's Plumbing and Heating charges $50 plus $60 per hour for emergency service. Bill remembers being billed just over $400 for an emergency call. How long to the nearest hour was the plumber at Bill's house?
A. 8 hours
B. 14 hours
C. 6 hours
D. 10 hours
Answer: C
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Use Newton's method to approximate all the intersection points of the pair of curves. Some preliminary graphing or analysis may help in choosing good initial approximations. Round to six decimal places.y = ln(x + 5) and y = x3
A. x ? 0.465263 B. x ? 0.722763 C. x ? 1.222763 D. x ? 1.475263
Solve the right triangle.a = 2.6 in., A = 49.8°, C = 90°Round values to one decimal place.
A. b = 4.0 in., B = 40.2°, c = 4.8 in. B. b = 4.0 in., B = 40.2°, c = 3.4 in. C. b = 2.2 in., B = 40.2°, c = 3.4 in. D. b = 1.1 in., B = 40.2°, c = 2.8 in.
Make a stem and leaf plot of the data.The weights of 22 members of the varsity football team are listed below.144 152 142 151 160 152 131 164 141 153 144175 156 147 133 172 159 135 159 148 140 171
A. 
B. 
Perform the indicated operation.(5n7 - 3n6 + 10) - (-9n6 + 7n7 + 10) + (n8 + 1)
A. n8 - 2n7 + 4n6 + 21 B. 5n13 C. n8 - 2n7 + 6n6 + 1 D. n8 - 2n7 + 6n6 + 21