Calculate 
, 
and evaluate each at 
.
?
?
Enter your answers, separated by a comma.
What will be an ideal response?
0, 9
Mathematics
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Find the products AB and BA to determine whether B is the multiplicative inverse of A.A = 
,B = 
A. B ? A-1 B. B = A-1
Mathematics
Solve the problem.A tree casts a shadow 18 m long. At the same time, the shadow cast by a 57-cm tall statue is 68 cm long. Find the height of the tree. Round results to the nearest unit.
A. 20 m B. 15 m C. 21 m D. 14 m
Mathematics
Evaluate the determinant.
A. -315 B. 315 C. 266 D. -364
Mathematics
Solve.A rectangle has an area of 9x2 + 62x + 48. Find possible dimensions for this rectangle.
A. x + 8 by x + 6 B. 9x - 42 by x + 6 C. 9x + 8 by x + 6 D. x - 42 by x + 6
Mathematics