Question

[2,5:(1,7-0,24:1,2-1)-4]:0,2-(1,4-0,5)paranteza la puterea 2

Answer 1

{[2.5:(1.7-0.2-1)-4]:2-0.9}la patrat = {[2.5:0.5-4]:2-0.9}la patrat={[5-4]:2-0.9} la patrat= {1:2-0.9} la patrat= (0.5-0.9) la patrat= (-0.4)la patrat=0.16