Solve the problem.A 2400-lb car travelling uphill has a grade resistance of 
Use a tangent function to estimate the angle of the grade. Give your answer to the nearest tenth of a degree.
A. 1.7°
B. 3.3°
C. -1.7°
D. -3.3°
Answer: C
Mathematics
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Find the circumference of the circle. Use ? ? 3.14 and round to the nearest hundredth.diameter = 56 km
A. 175.84 km B. 87.92 km C. 351.68 km D. 9847.04 km
Mathematics
Evaluate the integral.
A. 
tan-1 
+ C
B. sin-1 
+ C
C. tan-1 
+ C
D. 
sin-1 
+ C
Mathematics
Write the sentence as an equation. Use x to represent "a number."Five times the difference of 16 and a number yields -45.
A. 5(16 - x) = -45 B. 5x - 16 = -45 C. 5(x - 16) = -45 D. 5(16) - x = -45
Mathematics
For the compound inequality, give the solution set in both interval and graph forms.9x - 6 < 3x or -2x ? -6
A. (-?, 1) ? [3, ?)
B. ?
C. (1, 3)
D. [1, 3]
Mathematics