Determine whether the matrices are inverses. 
, 
A. Yes
B. No
Answer: B
Mathematics
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Let U = {all soda pops}; A = {all diet soda pops}; 
and 
Describe the given set in words.A ? B
A. All soda pops B. All diet-cola soda pops C. All diet or all cola soda pops D. All diet and all cola soda pops
Mathematics
Solve the equation.6 = a - (-17)
A. -11 B. 11 C. 23 D. -23
Mathematics
Evaluate the expression. Make sure you simplify.
A. -37 B. -53 C. 53 D. 37
Mathematics
Find numbers a and b, or k, so that f is continuous at every point.
A. k = 20 B. k = 30 C. k = -5 D. Impossible
Mathematics