Question

Ex 8 pag 63. Calculati :(5^0+5^1+5^2 +5^3)÷2 ^2; b: (7^0+7^1+7^2-3^2)÷2 ^4
C) (2^0+2^1+2^2+2^3+3^2)÷2 ^2: d) (3^0+3^1+3^2+3 ^3-2^3)÷2 ^3​

Answer 1

Răspuns:

a) (1+5+25+150)÷4= 181÷4= 45,25

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