Perform the indicated operation or operations. Simplify, if possible.
+ 
A. 5
B. 
C. 
D. 0
Answer: A
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Simplify the complex fraction.
A. - 
B. 
C. 
D. 
Write the complete factored form of the polynomial f(x), given the indicated zero.f(x) = x3 + 9x2 + 24x + 16-1 is a zero.
A. f(x) = (x + 1)2(x + 4) B. f(x) = (x + 1)(x - 1)(x + 4) C. f(x) = (x + 4)(x - 4)(x + 1) D. f(x) = (x + 4)2(x + 1)
Solve the problem.A lumber yard has fixed costs of $6510.60 per day and variable costs of $0.6 per board-foot produced. Lumber sells for $2.40 per board-foot. How many board-feet must be produced and sold daily to break even?
A. 2170 board-feet B. 2411 board-feet C. 10,851 board-feet D. 3617 board-feet
Graph the ellipse. Give the coordinates of the center, as well as the values of a and b.(x + 2)2 + 
= 1
A. center (-2, 1), a = 4, b = 1
B. center (1, -2), a = 4, b = 1
C. center (-2, 1), a = 1, b = 4
D. center (-2, 1), a = 1, b = 4