Question

compara 5 ^ 8 cu 2^15+2x 4^7

Answer 1

Răspuns:

2^15 + 2×4^7 =

= 2^15+2(2^2)^7=

=2^15+2×2^14 =

= 2^15 + 2^15 =

= 2×2 = 2^16

2^16 = 48 =

= 4^8 <5^8 => 2^15 +2×4 <5^8

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