Solve the given equation for x.y = 3 tan 2x - 1
A. x = 2 tan-1 
B. x = 
tan-1 (3y + 3)
C. x = 2 tan-1 (3y + 3)
D. x = 
tan-1 
Answer: D
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Write the standard form of the equation of the circle. 
A. (x + 2)2 + (y + 3)2 = 36 B. (x - 2)2 + (y - 3)2 = 36 C. (x + 3)2 + (y + 2)2 = 36 D. (x - 3)2 + (y - 2)2 = 36
Divide. Write the answer in simplest form.
÷ 7
A. 4
B. 1
C. 
D. 
Solve the problem.An open-topped box has a square base and a height of 44 inches. If each of the bottom edges of the box has a length x inches, find the amount of material needed to construct the box. Write the answer in factored form.
A. x(x + 88) sq. in. B. x(x + 176) sq. in. C. (x2 + 176) sq. in. D. x(x + 44) sq. in.
Use intercepts and a checkpoint to graph the linear function.50x + 40y = 200
A. (0, 5), (-4, 0)
B. (0, -5), (4, 0)
C. (0, -5), (-4, 0)
D. (0, 5), (4, 0)