Determine whether the matrices are inverses.
, 
A. No
B. Yes
Answer: A
Mathematics
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Factor completely. If unfactorable, indicate that the polynomial is prime.x3 - 36x + 2x2 - 72
A. (x2 - 36)(x + 2) B. prime C. (x - 6)2(x + 2) D. (x + 6)(x - 6)(x + 2)
Mathematics
Find the equation of the indicated least-squares curve. Sketch the curve and plot the data points on the same graph.For the points on the following table, find the least-squares curve y = m(10x) + b.
A. y = 0.0098(10x) - 2.349
B. y = 0.0063(10x) - 2.647
C. y = 0.052(10x) - 3.187
D. y = 0.147(10x) + 0.63
Mathematics
Perform the indicated operation.7 gal - 4 gal 1 qt
A. 3 gal 3 qt B. 2 gal 7 qt C. 3 gal 1 qt D. 2 gal 3 qt
Mathematics
Solve and write interval notation for the solution set. Then graph the solution set.10 < -5x ? 30
A. (2, 6]
B. (-6, -2)
C. [-6, -2)
D. [-6, -2]
Mathematics