Simplify the expression. Use the order of operations.-6(3)4 - (-7)(-4)
A. 28
B. -458
C. -486
D. -514
Answer: D
Mathematics
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Find v ? u.v = 
and u = 
A. 
i - 
j
B. 0
C. 
i
D. 
Mathematics
Convert the numeral to a numeral in base 10.100112
A. 20,022 B. 6 C. 38 D. 19
Mathematics
Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.x + y = 1x + y = 5
A. {(0, 6)} B. {(1, 5)} C. Cramer's rule does not apply since D = 0; ? D. Cramer's rule does not apply since D = 0; {(5 - y, y)}
Mathematics
Graph the solution set of the system of inequalities.y > - 
x + 3y ? 3
A. 
B. 
C. 
D. 
Mathematics