Find the product AB, if possible.A = 
, B = 
A. 
B. 
C. 
D. AB is not defined.
Answer: B
Mathematics
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If 
in 
, then 
.
Answer the following statement true (T) or false (F)
Mathematics
Solve the inequality.
> 
A. (-19, 1) or (1, 5) B. (-19, 1) or (5, ?) C. (-?, -19) or (1, 5) D. (-?, -19) or (5, ?)
Mathematics
Solve the system of equations by using the inverse of the coefficient matrix if it exists and by the echelon method if the inverse doesn't exist. 3x + 6y = -3 2x - 2y = -14
A. x = 2, y = -5 B. x = -5, y = 2 C. No inverse, no solution for system D. x = -5, y = -2
Mathematics
Find the value of the expression.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics