given that 3(9^(I+x)=27 find x
Mathématiques
jessy16
Question
given that 3(9^(I+x)=27 find x
1 Réponse
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1. Réponse Svant
Réponse:
3¹×(3²)¹⁺ˣ = 3³
3¹×3²⁺²ˣ = 3³
3³⁺³ˣ = 3³
3+3x = 3
x = 0