Write the augmented matrix for the system.
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.In an economics study, three quantities, m, p, and q, have been found to be related by the equation 
Find m, if p = 9 and q = 36.
A. 9 B. 108 C. 324 D. 18
Solve the problem.The position (in centimeters) of an object oscillating up and down at the end of a spring is given by 
at time t (in seconds). The value of A is the amplitude of the motion, k is a measure of the stiffness of the spring, and m is the mass of the object. Find the object's acceleration at time t.
A. a = - A
sin 
cm/sec2
B. a = - A sin 
cm/sec2
C. a = 
cos 
cm/sec2
D. a = - 
sin 
cm/sec2
Solve.The circle has a radius of 6y centimeters. Find its area. Do not approximate ?. 
A. 36y2? sq cm B. 36y? sq cm C. 12y2? sq cm D. 12y? sq cm
Solve the problem.A parallelogram has an area of 3x2 + 4x - 95. Use factoring to rewrite this expression.
A. (3x - 19)(x - 5) B. (3x + 19)(x - 5) C. (3x + 19)(x + 5) D. (3x - 19)(x + 5)