Solve the system by elimination. If the system is inconsistent or has dependent equations, say so.2x - 6y = -512x - 36y = -30
A. Inconsistent: no solutions
B. {(-10, 30)}
C. Dependent: 
2x - 6y = -5}
D. {(30, -10)}
Answer: C
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Find the global maxima and minima of the function on the given domain.
on the closed triangular region with vertices 
and 
A. Global maximum: 3 at 
global minimum: 0 at 
B. Global maximum: 6 at 
global minimum: 3 at 
C. Global maximum: 9 at 
global minimum: 3 at 
D. Global maximum: 6 at 
global minimum: 0 at 
Find the absolute extreme values of the function on the interval.f(?) = sin 
, 0 ? ? ? 
A. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?
B. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?,
C. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?,
D. absolute maximum is 1 at ? = 0; absolute minimum is -1 at ? = ?
For the given functions f and g, find the requested composite function.f(x) = 4x2 + 5x + 8, g(x) = 5x - 6;
Find (g ? f)(x).
A. 4x2 + 25x + 34 B. 4x2 + 5x + 2 C. 20x2 + 25x + 46 D. 20x2 + 25x + 34
Solve the system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so.
A. x = 7, y = 5, z = 3; (7, 5, 3) B. x = 6, y = -7, z = -3; (6, -7, -3) C. x = 6, y = 7, z = 3; (6, 7, 3) D. x = 7, y = 3, z = 7; (7, 3, 7)