Question

m²-2mn +n²,quando m =-1 e n=¼ URGENTE​

Answer 1

m²-2mn+n²

m=-1

n=1/4

(-1)²-2.(-1)(1/4)+(1/4)²

1+1/2+1/16(mmc=16)

(16+8+1) /16=25/16

Espero ter ajudado!!

Bons estudos, bjss