Given matrices A and B, find the indicated matrix if possible.A =
, B = 
Find AB.
A. 
B. 
C. 
D. 
Answer: D
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Provide an appropriate response.Simone has $220.00 with her. She goes shopping for some computer supplies. She spends $34.35 for printer ink cartridges, $14.96 for two reams of ink jet paper, $9.95 for two cans of canned air, $11.99 for a CD rack and $143.99 for three software programs. How much does she spend? Does she have enough left to stop off for a $4.59 hamburger meal on the way home?
A. $216.24; no B. $216.25; yes C. $215.24; no D. $215.24; yes
Solve the problem.Evaluate 6rh + 6r2, for r = 7.6 and h = 12.8.
A. 930.24 B. 933.84 C. 423.36 D. 629.28
Determine whether the line through each pair of points is perpendicular. ? A(3, 9), B(7, 4) and C(-4, -13), D(1, -8) ?
A. not perpendicular B. perpendicular
Subtract.-2 - 5
A. 3 B. -3 C. 7 D. -7