Simplify the expression.

What will be an ideal response?

Mathematics

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Find the convergence set for the given power series. Hint: First find a formula for the nth term; then use the Absolute Ratio Test.5x + 10x2 + 15x3 + 20x4 + . . .

A. -1 ? x ? 1 B. -1 < x < 1 C. <-a> < x ? D. All x

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Mathematics

Make the following conversion in the metric system.489 centimeters to meters

A. 4890 m B. 4.89 m C. 48,900 m D. 48.9 m

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Mathematics

Find the sum or difference, and write in lowest terms, if necessary.-  - 

A. - 
B. - 
C.
D. - 

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Mathematics

Use the graph of the function to estimate the x-intercepts.y = x2 - x - 6

A. x = -2, x = 3 B. x = -3, x = 2 C. x = -1, x = -6 D. x = -3, x = -2

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Mathematics