Differentiate.y =  ? x4

A.  
B.  
C.  
D.  


Answer: A

Mathematics

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Solve the problem.Use the Maclaurin expansion of cos x to find  .

A. 0
B.
C. 1
D. ?

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Convert the following.45 months to years and months

A. 5 yr and 9 mo B. 3 yr and 9 mo C. 4 yr and 9 mo D. 3 yr and 10 mo

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Simplify. Assume that no radicands were formed by raising negative quantities to even powers.4 + 7

A. 55
B. 11
C. 11
D. 28

Mathematics

Solve the problem. Round your answer to two decimal places if necessary.What is 0.8% of 9,000?

A. 72 B. 7 C. 7,200 D. 720

Mathematics