Perform the indicated operations.
2
A. x2 - 6xy + 9y2
B. x2 - 6xy2 + 9y4
C. x2 + 9y4
D. x2 + 6xy2 + 9y4
Answer: B
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Perform the operation. Write the answer as a fraction in lowest terms.2
? 
A. 
B. 
C. 
D. 
Write the answer to the problem as an algebraic expression.A theater ticket for adults is a dollars and the price of a child's ticket is c dollars. If 13 adults and 39 children attend the theater one night, how much money did the theater make?
A. 13a + 39c dollars B. 13c + ca dollars C. 39a + 13c dollars D. 507ac dollars
Find the center, radius, and intercepts of the circle.x2 + y2 - 2x + 4y - 7 = 0
A. (h, k) = (1, -2), r = 2
x-int: x = 1 ± 2
; y-int: y = -2 ± 
B. (h, k) = (-1, 2), r = 12
x-int: x = 1 + 2
; y-int: y = -2 + 
C. (h, k) = (-1, -2), r = 2
x-int: x = 1 + 2
; y-int: y = -2 + 
D. (h, k) = (1, -2), r = 2
x-int: x = -1 ± 2
; y-int: y =2 ± 
Use a calculator with a 
key or a 
key to solve the problem.The exponential function 
describes the price P, in dollars, of a movie ticket in a local cinema in year x, assuming a yearly inflation rate of 
What was the original ticket price (year 0)? What will the price be in year 9?
What will be an ideal response?