Question

If 3
2−1 ÷ 81 = 243, find the value of .

Answer 1

10 votes

Answer:x = 4Step-by-step explanation:Here,$\frac{ {3}^{2x + 1} }{ {3}^{4} } = 243$now${3}^{ 2x - 3} = {3}^{5}$now,$2x - 3 = 5$and ...  More