👤

14. Calculati: a) [92-9. (52 - 3 . 2+ 7)]: 32; c) 1723. (1 + 7° +53:25)] : 722, b) 102: [(22 + 2): 12 + 3): 3]; d) [2° + 2 + 314: (3 - 312: 32.​

14 Calculati A 929 52 3 2 7 32 C 1723 1 7 5325 722 B 102 22 2 12 3 3 D 2 2 314 3 312 32 class=

Răspuns :

a.[9²+9•(5²-3•2³+7)]:3²=1377

b.10²:[(2²+2³):12+3³:3]=10

c.[7²³•(1+7⁰+5³:25)]:7²²=7²

d.[2⁰+2¹+3¹⁴:(3•3¹²)]²:3²=18²