Decide whether the matrices are inverses of each other. (Check to see if their product is the identity matrix I.)
and 
A. Yes
B. No
Answer: B
Mathematics
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Solve the equation.157 = 10x + 17
A. 134 B. 130 C. 1 D. 14
Mathematics
Write the ratio as a fraction in lowest terms. Be sure to make all necessary conversions.3 pints to 7 cups
A. 
B. 
C. 
D. 
Mathematics
If the length of the hypotenuse of a 45°–45° right triangle is 7.3 ?3 cm, find its area and perimeter to the nearest hundredth.
What will be an ideal response?
Mathematics
Find the median. If necessary, round to one decimal place.10, 10, 15, 25, 42, 43, 48
A. 15 B. 42 C. 28.1 D. 25
Mathematics