Solve the system using matrices.x - 5y = -4x + 8y = -4
A. (-4, 0)
B. (4, 0)
C. (0, 4)
D. (0, -4)
Answer: A
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Find the absolute maximum and minimum values of the function on the given curve.Function: 
curve: 
(Use the parametric equations 
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A. Absolute maximum: 
at 
absolute minimum: 0 at 
and 
B. Absolute maximum: 
at 
absolute minimum: 0 at 
and 
C. Absolute maximum: 
at 
absolute minimum: 0 at 
and 
D. Absolute maximum: 
at 
absolute minimum: 0 at 
and 
Compare the integers. Insert < or > to make the statement true.6 
0
A. > B. <
Give the interval where the function increases or decreases, as requested.f(x) = x2 + 3decreases
A. [0,3] B. [-3,0] C. (-?,0) D. [0,?)
Find the reference angle for the given angle.
A. 
B. 
C. 
D. 