College Physics: Math Pretest (Part II)
By H T Hudson, T L O'Kuma
How many radians in 315˚ ?
(9.1 ´ 10-3) - (-4.6 ´ 10-4) = ________.
= _______
Joe and Ron are painters. A certain job will require 21 hours if Joe works alone, but only 7 hours if Joe and Ron work together. How long will it take Ron, working alone, to complete the job?
cos 330˚ = ________.
(6.6 ´ 10-27) ´ (-1.8 ´ 1015) = ________.
Solve for x in the equation below, treating m, j, and d as constants: -mx2 - jx + d = 0
What are the values of x in the expression below?
3x2 + 5ax - 2a2 = 0
Solve for y in the following equations:
2y - 5 = z
y - 3z = -5
= ________.
3.14 ´ 101 + 1.28 ´ 102 = ________.
= ________.
- 
= ________.
tan 190˚ = ________.
What is the (approximate) slope of the curve at x = 8?
What is the value of r when x = 0 on the line that goes through the points (x = 12, r = 5) and (x = -6, r = -4).