Matematika

Pertanyaan

3 3
------ + ----- = ?
x+1 x-1
3 3 ------ + ----- = ? x+1 x-1

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  • 3. 3. 3(x-1) + 3(x+1) 3x-3 + 3x+3
    -------- + ------- = -------------------= ------------------
    x + 1. x - 1. (x +1)(x-1) (x +1)(x-1)


    6x
    = --------------
    (x +1)(x-1)

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