Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the slope of the line through the pair of points.(7, -6) and (7, -1)
A. -5 B. Undefined C. 5 D. 0
Mathematics
Solve the absolute value equation.
+ 3 = 9
A. x = - 
, 
B. no solution
C. x = - 
, 
D. x = - 
, 
Mathematics
Divide.-207 ÷ (-9)
A. 13
B. -23
C. 
D. 23
Mathematics
Write the number in expanded form.92,745
A. 9 ten thousands + 2 thousands + 7 hundreds + 4 tens + 5 ones = 90,000 + 2000 + 700 + 40 + 5 B. 92,745 ten thousands = 92,745 C. 9 thousands + 2 hundreds + 7 tens + 45 ones = 9000 + 200 + 70 + 45 D. 5 ten thousands + 4 thousands + 7 hundreds + 2 tens + 9 ones = 50,000 + 4000 + 700 + 20 + 9
Mathematics