Simplify the complex fraction.

A. 1 - a2
B.
C. 1
D.

Answer: B

Mathematics

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Solve the problem.Frank can type a report in 4 hours and James takes 6 hours. How long will it take the two of them typing together?

A. 6 hr
B. 12 hr
C.  hr
D.  hr

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Calculate the flux of the field F across the closed plane curve C.F = yi - xj; the curve C is the circle (x - 3)2 + (y - 8)2 = 64

A. 96 B. 48 C. -48 D. 0

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Solve for the variable.4(2x - 5) = 7(x + 5)

A. x = -15 B. x = 19 C. x = 15 D. x = 55

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Draw a diagram to illustrate the following number.2

What will be an ideal response?

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Mathematics