Evaluate the sum.
A. 91
B. 140
C. 133
D. 42
Answer: A
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Solve the problem.Barnes and Able sell life, health, and auto insurance. Sales for May and June are given in the matrices.LifeHealth AutoM = 
J = 
Find the matrix that would give total sales for May and June.
A. 
B. 
C. 
D. 
Solve the indicated equation analytically.A generator produces an alternating current according to the equation 
, where t is time in seconds and I is the current in amperes. What is the smallest time t such that I = 36 A?
A. 
s
B. 
s
C. 
s
D. 
s
Write the vertex form of the equation of the parabola shown in the given graph. Assume a = ±1.
A. y = -(x - 2)2 - 3 B. y = -(x + 2)2 + 3 C. y = (x + 2)2 - 3 D. y = -(x + 2)2 - 3
Solve the problem.Find the standard form of the equation of the circle. Assume that the center has integer coordinates and the radius is an integer. 
A. (x - 1)2 + (y + 2)2 = 9 B. (x + 1)2 + (y - 2)2 = 9 C. x2 + y2 - 2x + 4y - 4 = 0 D. x2 + y2 + 2x - 4y - 4 = 0