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Am nevoie de ajutor va rog ff mult

Am Nevoie De Ajutor Va Rog Ff Mult class=

Răspuns :

7. log₃216 = log₃ (6³) =

3log₃ (6) =

3log₃ (2*3) =

3log₃ (2) + log₃ (3)

= 3*(a+1)

8. log₄ (24) =

log₂^2 (24) =

1/2 *log₂ (24) =

1/2* log₂ (8*3) =

1/2 * (log₂ 8 + log₂ 3) =

1/2 *(log₂ 2³ + log₂ 3) =

1/2 *(3+ log₂ 3) =

3/2 + log₂ 3/2 =

(3+a)/2