Write the answer to the problem as an algebraic expression.Bill is n years old. How old will he be in 6 years? How old was he 8 years ago?
A. n6; 2 - 8
B. n + 8; n - 6
C. n + 6; n - 8
D. n + 6; 8 - 2;
Answer: C
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Factor completely.10x2 + 9x - 9
A. (2x + 3)(5x - 3) B. (10x + 3)(x - 3) C. cannot be factored D. (2x - 3)(5x + 3)
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: none; Absolute minimum: f(1) = 2 B. Absolute maximum: none; Absolute minimum: none C. Absolute maximum: f(-1) = 6; Absolute minimum: f(1) = 2 D. Absolute maximum: f(3) = 5; Absolute minimum: f(1) = 2
Solve.The second angle of a triangle is 4 times as large as the first. The third angle is 50° more than the sum of the other two angles. Find the measure of the second angle.
A. 52°
B. 65°
C. 13°
D. 3
°
Find a polar equation for the conic. A focus is at the pole.e = 5; directrix is perpendicular to the polar axis 4 to the right of the pole
A. r = 
B. r = 
C. r = 
D. r = 