Factor the trinomial, if possible.9x2 - 39x - 30
A. (3x + 2)(3x - 15)
B. 3(3x - 2)(x + 5)
C. (9x + 6)(x - 5)
D. 3(3x + 2)(x - 5)
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
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Use the quadratic formula to solve the quadratic equation.m2 - 12 = m
A. m = -3, -4 B. m = 3, 4 C. m = 1, 12 D. m = -3, 4
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A. x = 0, x = -4 B. x = 4 C. x = 3 D. x = -4
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Add or subtract, as indicated.(r3 - 8rs + 6s2) - (6r3 + rs - 4s2)
A. -5r3 - 7rs + 10s2 B. -5r3 - 9rs + 10s2 C. -5r3 - 9rs + 2s2 D. -6r3 - 8rs + 2s2
Mathematics