3pangkat5x-1=27pangkatx+3 nilai x adl?
Matematika
aulia1284
Pertanyaan
3pangkat5x-1=27pangkatx+3 nilai x adl?
2 Jawaban
-
1. Jawaban Nooer
3^5x-1 = 27^x+3
3^5x-1 = (3³)^x+3
5x-1 = 3x+9
5x-3x = 9+1
2x = 10
x = 10/2
x = 5 -
2. Jawaban andhikahanif
mencari nilai x
3⁵ˣ⁻¹ = 27ˣ⁺³
3⁵ˣ⁻¹ = (3³)ˣ⁺³
3⁵ˣ⁻¹ = 3³ˣ⁺⁹
5x - 1 = 3x + 9
5x - 3x = 9 + 1
2x = 10
x = 10/2
x = 5