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Mathematics 15 Online
OpenStudy (anonymous):

If 1/x + 1/y = 1/2z, then find the value of z in terms of x and y.

OpenStudy (anonymous):

z=xy/2(x+y)

OpenStudy (anonymous):

Can you please explain how as I have an exam tomorrow.

OpenStudy (anonymous):

isolate expression for z Devide both sides by 1/2

OpenStudy (anonymous):

You mean: |dw:1336793541352:dw| Right?

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