Simplify the rational expression.
A. 
B. 
C. -2(x + 3)
D. - 
Answer: D
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Find the missing parts of the triangle.B = 19.5°b = 8.25a = 20.40
A. A = 15.25°, C = 145.25°, c = 25.65 B. No solution C. A = 17.25°, C = 143.25°, c = 28.65 D. A = 18.25°, C = 144.25°, c = 30.15
Consider below the branching tree diagram based on the number per 3000 American adults. 
LetT = the set of Americans who like classical music R = the set of Republicans who like classical music D = the set of Democrats who like classical music I = the set of Independents who like classical musicDetermine whether the statement is true or false.Let M = the set of Democratic men who like classical music W = the set of Democratic women who like classical musicM ? T
A. True B. False
? = central angle of a circle, r = radius of the circle, s = length of the intercepted arc, 
speed, 
speed, and t = time. Find the missing quantity. Give an exact answer unless otherwise indicated.r = 4 inches, s = 7 inches, ? = ?
A. 0.57 radian B. 1.75 radians C. 2 radians D. 1.5 radians
Solve the equation.25k2 - 36 = 0
A. 
B. {6, 0}
C. 
D. 