Question

Calculati
15+{37+19×[91+15×(317-81×3)+15×[15×41-400)-13]}

{[(48×32-345)×2-(43×17-123)×3]+(23×2-12×3)×5-234

{76-[24-4×(16×3-12×4)]}×{[12×(76-24)-4×(16×3-12)×4]}

{211+20×[17+16×(16-3×5)+116×(125×14-124×13)-31]}


AM NEV URGENT!!

Answer 1

m ai i tai se fac parantezele rotunde ,dupa care parantezele patrate se transforma in rotunde si asa mai departe