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Dya01
a fost răspuns

Comparati numerele:
^ - inseamna "la puterea"
a=3^53+3^52+3^51
b=2^87+2^86+7×2^85

Răspuns :

Spidie
a=3⁵³+3⁵²+3⁵¹=3⁵¹*(3²+3+1)=3⁵¹*(9+3+1)= 3⁵¹*13=( 3³)¹⁷*13=27¹⁷*13
b=2⁸⁷+2⁸⁶+7×2⁸⁵= 2⁸⁵*(2²+2+7)= 2⁸⁵*(4+2+7)=2⁸⁵*13= (2⁵)¹⁷*13= 32¹⁷*13

a < b

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