Determine whether matrix B is the inverse of matrix A by finding the product AB.A = 
, B = 
A. B = A-1
B. B ? A-1
Answer: B
Mathematics
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Perform the indicated operations.0.0089 × 0.016
A. 0.00000142 B. 0.001424 C. 0.00001424 D. 0.0001424
Mathematics
Solve.A window washer accidentally drops a bucket from the top of a 144-foot building. The height h of the bucket after t seconds is given by 
When will the bucket hit the ground?
A. 3 sec B. 9 sec C. 48 sec D. -3 sec
Mathematics
Graph the parametric equation for the given interval. Add arrows to show how the curve is traced out. x = 2t - 1, y = t2 + 2; -4 ? t ? 4
A. 
B. 
C. 
D. 
Mathematics
A sequence is defined recursively as follows:
Mathematics