Find the inverse, if it exists, of the given matrix.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Classify as true or false.If GCD(a, b) = 1, then LCM(a, b) = ab.
A. True B. False
Mathematics
Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
6
A. -64
B. 
C. 64
D. - 
Mathematics
Combine like terms.
xy2 + 
x2y2 + 
x2y2 - 
xy2
A. 
x2y2 + 
xy2
B. 
x2y2 + 
xy2
C. 
xy2 + 
x2y2
D. 
xy2 + 
x2y2
Mathematics
Solve the problem. Use 3.14 as the approximate value of ?. Round to the nearest tenth unless instructed otherwise.Three people build a rectangular shed 6 ft wide, 4 ft long, and 5 ft high. How many cubic feet does the shed contain?
A. 720 ft3 B. 74 ft3 C. 120 ft3 D. 15 ft3
Mathematics