va rog repede.
ex 4 dau coroana
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a)0⁵+5⁰=0+1=1
b) 125 + 1 =126
c) 1 +0 +216 = 217
d) 2⁷ -3⁴ = 128 - 81 = 47
e) 4³-1²⁰ = 64 - 1 = 63
f) 343 - 256 = 87
g) 15² · 0 = 225 · 0 = 0
h) 2⁴:4²=2⁴:(2²)²=2⁴:2⁴=1
i)2³·5³ = 8 ·125 = 1000
j) 5² ·2⁴ = 25 · 32 =800
k) 7²:5⁹ = 49 : 1 =49
l)18²:3⁴ = (9 ·2)² : 3⁴ = (3⁴ · 2)² : 3⁴ = 2² = 4