Using the factoring method, solve for the roots of the quadratic equation.36x2 - 15x = 0
A. x = 
B. x = 
, x = 0
C. x = 
, x = 15
D. x = 0
Answer: B
Mathematics
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List the critical values of the related function. Then solve the inequality.
? 
A. -3, 3, 27; (-?, -3) ? (3, 27] B. -5, -3, 3, 27; (-5, -3) ? (3, 27] C. 27; [27, ?) D. -5, -3, 3, 27; (-?, -5) ? (-3, 3) ? [27, ?)
Mathematics
Solve the problem.If sin ? = 
, ? in quadrant II, find the exact value of cos
A. 
B. - 
C. 
D. 
Mathematics
Write a formula for the general term (the nth term) of the geometric sequence.7, -14, 28, -56, 112, . . .
A. an = 7(-2n) B. an = 7(-2)n C. an = a1 - 2n D. an = 7(-2)n - 1
Mathematics
Solve the equation.2r + 3 = 21
A. 16 B. 7 C. 20 D. 9
Mathematics