Question

Qual o valor de P, sendo:

P=[(1-2/5)².(2+1/12)]:[-1+(-1/2-1/4+1)²]?

Answer 1

^ SIGNIFICA ELEVADO
P=[(3/5)^2(2 1/12)]:[-1+(-1/2-1/4+1)^2]
P=[9/25.25/12]:[-1+(-2/4-1/4+4/4)^2]
P=[225]:[-1+(1/4)^2]
P=225:(-1+1/16)
P=225/1:-15/16
P=(225/1)(-16/15)
P=-3600/15
P=240