Find the indicated matrix.Let A = [-4 2] and B = [1 0]. Find 2A + 3B.
A. [-5 4]
B. [-1 2]
C. [-8 4]
D. [-7 4]
Answer: A
Mathematics
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Find the slope of the line.-8x = 3y + 9
A. - 
B. - 
C. - 
D. 
Mathematics
Solve the problem.Suppose you pay $3.00 to roll a fair die with the understanding that you will get back $9 for rolling a 4 or a 2, nothing otherwise. What are your expected winnings?
A. $3.00 B. -$3.00 C. $9 D. $0
Mathematics
Solve the problem.A projectile moves so that its position at any time t is given by the equations x = 64t and 
for t in [0, 8]. Find the equivalent rectangular equation.
A. y = 2x + 
x2
B. y = -0.5x - 
x2
C. y = 2x - 
x2
D. y = 2x - 
x2
Mathematics
Combine like terms.8a - 4a + 4
A. 12a + 4 B. -4a + 4 C. 8a D. 4a + 4
Mathematics