Question

daca3 la puterean=a,calculati in functie de a:3 la puterea3n;3la puterea n+1;3 la puterea2n+3;3 la puterea 3n+4

Answer 1

3ⁿ=a
a:3³ⁿ =3ⁿ : 3³ⁿ = 3ⁿ⁻³ⁿ=3⁻²ⁿ =1/3²ⁿ
a:3ⁿ⁺¹=3ⁿ : 3ⁿ⁺¹=3ⁿ⁻ⁿ⁻¹=3⁻¹ =1/3¹=1/3
a:3²ⁿ⁺³=3ⁿ : 3²ⁿ⁺³=3ⁿ⁻²ⁿ⁻³=3⁻ⁿ⁻³ =1/3ⁿ⁺³
a:3³ⁿ⁺⁴=3ⁿ : 3³ⁿ⁺⁴=3ⁿ⁻³ⁿ⁻⁴=3⁻²ⁿ⁻⁴ =1/3²ⁿ⁺⁴