Find the indicated term of the binomial expansion.(3 - x)5; term containing x2

A. 10x2 
B. -27x2 
C. 270x2
D. -90x2 


Answer: C

Mathematics

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The following table gives the number I, in millions, of adult Americans with Internet access in year d.

200020032009113166196?
Use functional notation to express the number, in millions, of adult Americans with Internet access in 2014. Then use the average rate of change to estimate that value.
?

A.  million
B. ? million
C. ? million
D. None of the above

Mathematics

Solve the problem.For some inexact differential forms df, a function g(x, y, z) can be found such that dh = g(x, y, z) df is exact. When it exists, the function g(x,y,z) is called an "integrating factor". Show that g(x, y, z) =  is an integrating factor for the inexact differential df = -  dx +  dy +  dz.

What will be an ideal response?

Mathematics

Use a calculator to evaluate the expression. Round your answer to the nearest thousandth. 

A. 4.747 B. 5.447 C. 3.747 D. 7.047

Mathematics

Simplify the complex fraction.

A.
B.
C.
D.

Mathematics