Sederhanakan - Universityku

a.
x²-4
———-
x²-3x-10

b.
5 3
—– + ——
x²-9 x+3

Sederhanakan

Jawaban Terkonfirmasi

A.(x-2)(x+2) $= frac{(x+2)(x-2)}{(x-5)(x+2)} = frac{x-2}{x-5}$
b. $= frac{5}{( x-3)(x+3)} + frac{3}{x+3} = frac{5}{(x-3)(x+3)} + frac{3(x-3)}{(x+3)(x-3)} = frac{5+(3)(x-3)}{ x^{2} -9} = frac{3x-4}{ x^{2} -9}$