Calculați :
a){[1 200×(8-200:25)+36]-3 096:387}:2²
b)13²+5×{2316:576+[40+2³×(2⁴×5²:10-2²×3²)]×5}+1
c)2×[3³×2⁴:3:(148:37+12)]-882:49
d)[(2²×7×2:14-27:3³):1+524:131]
e)1600:4:[3×70-(2×45-3²×2³×5×3:12):5³×2²+95×2]×12​