a)(225÷9+1024÷16-2la puterea 3)÷9=(225÷9+1024÷16-12)÷9=(25+64-12)÷9=77÷9=8,(5).
b)(512÷2la puterea 6+2la puterea3)÷4la puterea 4=(512÷64+8)×16=16÷16=1.
c)[(11la puterea 2+2la a 2)÷5-4la a 2]÷3=[(121+4)÷5-16]÷3=125÷(-11)÷3=-3,78
Explicație pas cu pas:
d)(196÷14+19600)÷7+2 la a 2=(14+19600)÷7+4=2806
e)(432÷24-4la a 2)×9-4 la a2=(432×24-16)×9-16=2×9-16=2.
f)[(516÷3-13la a2)×2la a4-6la a2]÷2la a2=[(516÷3-169)×16-36]÷4=[3×16-36]÷4=3.
g)(5016÷6-729+1)÷3-36=108÷3-36=0.
