Solve the equation.
+ f = 12
A. 
B. 
C. 
D. 23
Answer: A
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Factor the trigonometric expression and simplify.sec4x - 2 sec2x tan2x + tan4x
A. 1 B. sec2x + tan2x C. sec2x (1 + tan2x) D. 2
Find the intercepts and then graph the line.2x + y = 2
A. x-intercept: (-1, 0); y-intercept: (0, -2)
B. x-intercept: (1, 0); y-intercept: (0, 2)
C. x-intercept: (-1, 0); y-intercept: (0, 2)
D. x-intercept: (1, 0); y-intercept: (0, -2)
Use a graphing calculator to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.
A. 69 B. 240 C. -732 D. -2460
A dart board consists of concentric circles and line segments as shown. The radius of the bull’s eye is 4 inches and each ring surrounding the bull’s eye is 3 inches wide.
(a) What is the area of the bull’s eye?
(b) What percent of the total area is worth ten points?
