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Buburuzaceaist02
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Răspuns :

Canamarianicoleta

Explicație pas cu pas:

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Vezi imaginea Canamarianicoleta

Răspuns:

b) 271

Explicație pas cu pas:

x = 2³¹ₓ5³⁰ - 1

= (2³⁰ₓ5³⁰)ₓ2 - 1

= 10³⁰ₓ2 - 1

10³⁰ₓ2 = 2 urmat de 30  de zerouri

10³⁰ₓ2 - 1 = 1 urmat de 30 de 9

S = 1 + 30ₓ9

= 1 + 270

= 271