Determine if the ordered pair is a solution to the system of linear inequalities in two variables.
(2, -5)
A. Yes
B. No
Answer: B
Mathematics
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Find the focus and directrix of the parabola.y = -8x2
A. 
, y = 
B. 
, x = 
C. 
, y = -
D. 
, x = 
Mathematics
Find the indicated term of the arithmetic sequence.
, 1, 
, . . . ; a16
A. 
B. 
C. 
D. 7
Mathematics
Provide an appropriate response.The solution set for the equation 3(7s - 2) = 21s - 6 is given as 0. Is this correct? Explain.
What will be an ideal response?
Mathematics
Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.9x + 6y = 126x - 2y = -4
A. {(-1, 3)} B. {(0, 2)} C. Cramer's rule does not apply since D = 0; ? D. {(0, 3)}
Mathematics