Find sin( ? + ?).
Mathematics
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Solve the equation by the zero-factor property.(x - 6)(x + 2) = -12
A. {6, -2} B. {-2, -6} C. {-14, 6} D. {4, 0}
Mathematics
Answer the question.For f(x) = 8x + 7 and g(x) = 2
, what is the domain of g?f?
A. 
B. 
C. All real numbers
D. 
Mathematics
Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. 9x - y + 4z = 20 2x + 4y + 3z = 15 4x - 9y + z = -9
A. {(-2, 2, 4)} B. ? C. {(2, 1, 2)} D. {(2, 2, 1)}
Mathematics
Solve the equation and check your solution.
= 
A. x = -20 B. x = 20 C. x = 60 D. No solution
Mathematics