Find an equation of the line containing the given pair of points
and 
A. y = 
x
B. y = 
x - 
C. y = 
x + 
D. y = - 
x
Answer: C
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Use reference angles to find the exact value of the expression.sec 
A. 
B. -2
C. - 
D. - 
Find the intercepts of the circle. Round to the nearest hundredth, when necessary.(x + 4)2 + (y - 2)2 = 28
A. The two x-intercepts are x ? 1.66 and x ? -9.66, and the two y-intercepts are y ? 8.63 and y ? -4.63. B. The two x-intercepts are x ? 8.9 and x ? -0.9, and the two y-intercepts are y ? 1.46 and y ? -5.46. C. There are no intercepts. D. The two x-intercepts are x ? 0.9 and x ? -8.9, and the two y-intercepts are y ? 5.46 and y ? -1.46.
Solve the system by the substitution method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. no solution; ? B. {(5, 0)} C. {(0, -5)} D. {(1, -6)}
Determine whether the given values of x are solutions to the compound inequality. (Y/N).x + 4 ? 9 or 6x ? 30; x = 3, x = 5
A. No, No B. No, Yes C. Yes, Yes D. Yes, No