Write the system of equations associated with the augmented matrix. Do not solve.
A. 
B. 
C. 
Answer: A
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Determine the reference angle for the given angle.? = - 
A. 
B. 
C. 
D. 
Solve the problem.Sarah bought some jewelry that originally cost $116 and was advertised at 15% off. What was the sale price of the jewelry?
A. $98.60 B. $99.76 C. $17.40 D. $107.30
Use Cramer's rule to solve the linear system. If D = 0, use another method to determine the solution set.7x + 8y = -565x + 2y = -14
A. {(0, -6)} B. Cramer's rule does not apply since D = 0; ? C. {(-1, -6)} D. {(0, -7)}
Solve the problem.A satellite dish is shaped like a paraboloid of revolution. The signals that emanate from a satellite strike the surface of the dish and are reflected to a single point, where the receiver is located. If the dish is 8 feet across at its opening and is 2 feet deep at its center, at what position should the receiver be placed?
What will be an ideal response?