Solve the system of inequalities.2x + 3y ? 6 x - y ? 3 x ? 1
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.dy/dt = ky + f(t) is a population model where y is the population at time t and f(t) is some function to describe the net effect on the population. Assume k = 0.02 and 
when t = 0. Solve the differential equation of y when f(t) = 2t.
A. y = -100t - 5000 + 15,000e-0.02t B. y = -100t - 5000 + 15,000e0.02t C. y = 100t - 5000 + 15,000e-0.02t D. y = 100t + 5000 + 15,000e-0.02t
Find the slope and the y-intercept.y = -6x - 1
A. m = 6; (0, 1)
B. m = - 
; (0, -1)
C. m = -6; (0, -1)
D. m = -1; (0, -6)
Solve.
= 0
A. -3, 3 B. -3, 0 C. 0 D. 0, 3
Solve the problem.The sum of the angles of a triangle is 180°. Find the three angles of the triangle if one angle is three times the smallest angle and the third angle is 30° greater than the smallest angle.
A. 30°, 90°, 60° B. 21°, 63°, 96° C. 12°, 42°, 126° D. 12°, 36°, 132°