Question

n-3/n-n/n+3 при n= -0,5

Answer 1

$frac{n-3}{n} ^{(n+3} - frac{n}{n+3} ^{(n} = frac{x^{2}-9 - n^{2} }{n(n+3)} = frac{-9}{n(n+3) } , n=-0.5; mo frac{-9}{-0.5(3-0.5)} = frac{-9}{-1.25}$=7.2