Find the inverse, if it exists, of the given matrix.A = 
A.
B.
C.
No inverse
D.
Answer: C
Mathematics
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Multiply.(-0.703)(-0.02)
A. 1.406 B. 0.01406 C. 0.0001406 D. 0.001406
Mathematics
Express each quantity as a positive or negative number.9° below zero
A. -9° B. +9°
Mathematics
Solve the problem.On a biology test, a student answered 25 questions correctly but did not pass. On a second attempt, the student answered 31 questions correctly. What was the percent increase in the number of questions answered correctly?
A. 6% B. 19.4% C. 24% D. 76%
Mathematics
Solve the problem.How many different license plates can be made using 3 letters followed by 3 digits selected from the digits 0 through 9, if digits may be repeated but letters may not be repeated?
A. 17,576,000 B. 3095.2381 C. 12,654,720 D. 15,600,000
Mathematics