Determine whether the two matrices are inverses of each other by computing their product.
and 
A. No
B. Yes
Answer: B
Mathematics
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Use a graphing calculator to solve the system. If 
is the solution to the system, give the value of 
.
?
?
A. 5
B. -1
C. 9
D. 11
E. 1
Mathematics
Supply the missing numbers. Round decimals to the nearest thousandth and percents to the nearest tenth of a percent.fractiondecimalpercent?0.5
A.
 ? | 50% |
B.
 ? | 5% |
C.
 ? | 5% |
D.
 ? | 50% |
Mathematics
Simplify. Assume that all variables represent nonzero integers.
A. x2y2 B. x2y3b-2 C. x2a-4y2 D. x2a-4y3b-2
Mathematics
Find the logarithm using the change-of-base formula.log200 40
A. 0.6962 B. 5.2983 C. 3.6889 D. 1.4363
Mathematics