Solve the equation.(3x)2 = (3x + 6)2 - (x + 6)2
A. {0, 24}
B. {-24}
C. {-24, 0}
D. {24}
Answer: A
Mathematics
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? 0
y = 
A. [0, 3) ? (3, ?) B. (-?, -3) ? [0, 3) C. (-3, 0] ? (3, ?) D. (-?, -3) ? (-3, 0]
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Find the composite function for the given functions.f ? g for f(x) = 4x + 5 and g(x) = x2 - 9
A. x2 - 4x - 14 B. x2 + 4x - 4 C. 4x2 - 31 D. 16x2 + 8x - 5
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Use the information given about the angle ?, to find the exact value of the indicated trigonometric function.sin ? = - 
, ? in quadrant IV Find sin 2?.
A. - 
B. 
C. 
D. - 
Mathematics
Answer the question.Choose the expression that is equivalent to the following: 12x + 3y
A. 3(9x + y) B. 15xy C. 3(4x + y) D. 3(4x + 3y)
Mathematics