Question

7. Scrieți sub forma unei singure puteri cu baza cât mai mică: a) 2³.8²; b) 815-36; d) 46.85; e) 5³.254.1255; c) 121³-11¹; f) 27³.94.81².​

Answer 1

Răspuns:

a) 2^3×8^2=2^3×2^6=2^3+6=2^9

b) 81^5×3^6=3^20×3^6=3^26

d) 4^6×8^5=2^12×8^5=2^12×2^15=2^27

e) 5^3×25^4×125^5=5^3×5^8×5^15=5^26

c) 121^3×11^4=11^6×11^4=11^10

f) 27^3×9^4×81^2=3^9×3^8×3^8=3^25