Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.
-1
A. 
B. 
C. 
D. 
Answer: D
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Find the center and the radius of the circle.x2 + y2 + 6x - 4y + 13 = 16
A. (2, -3); r = 4 B. (-2, 3); r = 16 C. (-3, 2); r = 4 D. (3, -2); r = 16
Evaluate the function at the indicated value.Find f(x - 1) when f(x) = 5x2 + 4x + 6.
A. -6x2 + 5x + 7 B. 5x2 + 34x + 15 C. 5x2 - 6x + 7 D. 5x2 - 6x + 15
Solve the problem.Devon purchased tickets to an air show for 8 adults and 2 children. The total cost was 
. The cost of a child's ticket was 
less than the cost of an adult's ticket. Find the price of an adult's ticket and a child's ticket.
A. adult's ticket: $26; child's ticket: $22 B. adult's ticket: $25; child's ticket: $21 C. adult's ticket: $23; child's ticket: $19 D. adult's ticket: $24; child's ticket: $20
Find the product.
A. 
B. 
C. 
D. 
E. 