Write the rational expression in lowest terms.

A. -m
B. m
C. m + 5
D. -(m + 5)


Answer: A

Mathematics

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Find the sum of the series.

A.
B. - 
C. - 
D.

Mathematics

Calculate the work done by the force F along the path C.F = xyi + 4j + 8xk; C: r(t) = cos 7ti + sin 7tj  + tk, 0 ? t ? 

A. W = 
B. W = 
C. W = 0
D. W = 

Mathematics

Solve.A company has just purchased a new computer for $5500. The company chooses to depreciate the computer using the straight-line method over 5 years. A linear function that expresses the book value V of the computer as a function of its age x is  What are the intercepts of the graph of the linear function?

A. The y-intercept is 5500 and the x-intercept is 5. B. The y-intercept is 5500 and the x-intercept is -1100. C. The y-intercept is 5 and the x-intercept is 5500. D. The y-intercept is 1100 and the x-intercept is 5.

Mathematics

Find the product or quotient, using trigonometric form. Write the answer in the form a + bi.(6 - 6i)(7 + 8i)

A. -48i2 + 6i + 42 B. 90 - 6i C. -6 - 90i D. 90 + 6i

Mathematics