Add or subtract. Assume that variables represent nonnegative values.3z2
- 5z2
A. cannot combine because the radicals are not like
B. -2z3
C. -2z2
D. 2z2
Answer: A
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Solve the problem.Using each of 1, 3, 5, 7, 11, and 12 once and only once, fill in the circles so that the sums of the numbers on each of the three sides of the triangle are equal.
A. 
B. 
C. 
D. 
Find the real solutions of the equation by factoring.x3 + 3x2 + 25x + 75 = 0
A. {3} B. {-3} C. {-5, 5, -3} D. no real solution
Match the correct viewing rectangle dimensions with the figure. 
A. [-20, 20, 2] by [-20, 20, 2] B. [-16, 16, 4] by [-4, 4, 2] C. [-4, 4, 2] by [-4, 4, 2] D. [-4, 4, 2] by [-80, 80, 8]
Two sides and an angle are given. Determine whether the given information results in one triangle, two triangles, or no triangle at all. Solve any triangle(s) that results.a = 14, b = 12, ? = 25°
A. two triangles ?1 = 29.54°, ?1 = 125.46°, c1 = 23.13 or ?2 = 150.46°, ?2 = 4.54°, c2 = 2.25 B. one triangle ? = 150.46°, ? = 4.54°, c = 2.25 C. one triangle ? = 29.54°, ? = 125.46°, c = 23.13 D. no triangle