Question

repede va rog!!!!! am nevoie


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Answer 1

Explicație pas cu pas:

[7²³•(1+7⁰+5³:25)]:7²² =

= [7²³•(1+1+125:25)]:7²²

= [7²³•(2+5)]:7²²

= (7²³•7):7²²

= 7²⁴:7²²

= 7²

= 49

Answer 2

$\it = 7^{23}\cdot(1+1+5^3:5^2):7^{22}=7^{23}\cdot7:7^{22}=7^{24}:7^{22}=7^2=49$