Question

A.(x+1)/(x+2) + (1-x)/(x-2)
tolong dijawab dgn benar ya,thank's :)

Answer 1

x + 1  + 1-x   =
x + 2     x - 2
=(x + 1) ( x-2) + (1-x) (x+2)
= x² - 2x + x - 2 + x + 2 - x² - 2x
= x² - x² - 2x - 2x + x + x - 2 + 2
= -4x + 2x