Simplify. Assume that no radicands were formed by raising negative quantities to even powers.-3
- 8
A. 10
B. -4
C. 5
D. -11
Answer: D
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Find the percent of change and state whether it is a percent increase or a percent decrease. A university built a parking garage that changed the school’s number of parking spaces from 8,470 spaces to 12,100 spaces. Find the percent of change in the number of parking spaces.
A. 143 increase B. 143 decrease C. 30 increase D. 30 decrease
Determine the value of a that makes F(x) an antiderivative of f(x).f(x) = 
, F(x) = 
A. 3 B. -4 C. 4 D. -3
Use the quadratic formula to solve the equation. (All solutions are real numbers.)
= 
+ 
A. 
B. {-1}
C. 
D. 
Solve the problem.The Family Fine Arts Center charges $20 per adult and $11 per senior citizen for its performances. On a recent weekend evening when 514 people paid admission, the total receipts were $7175. How many who paid were senior citizens?
A. 345 senior citizens B. 259 senior citizens C. 169 senior citizens D. 255 senior citizens