Find the indicated matrix.Let A = [-5 2] and B = [1 0]. Find 3A + 4B.
A. [-2 2]
B. [-9 4]
C. [-11 6]
D. [-15 4]
Answer: C
Mathematics
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Express the product as a sum containing only sines or cosines.2 cos(7?) cos ?
A. cos(14?) + cos(2?) B. cos(8?) + sin(6?) C. cos(8?) + cos(6?) D. cos(10?) + sin(4?)
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Solve for the specified variable.P = S1 + S2 + S3 for S3
A. S3 = P - S1 - S2 B. S3 = S1 + S2 - P C. S3 = S1 + P - S2 D. S3 = P + S1 + S2
Mathematics
Solve the problem. Round your answer to the nearest cent.If inflation is 4% a year compounded annually, what will it cost in 19 years to buy a house currently valued at $75,000?
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Mathematics