Question

10^x-1+10^-x-1=1/3 find x​

Answer 1

Answer:

Step-by-step explanation:

10^x-1+10^-x-1=1/3

10∧2x/10 - 10∧x/3 - 1/3 = 0

m² - 10/3m -1 =0

m = 10/6±√136/6 = 5/3±√34/3

10∧x = (5+√34)/3

x = log (5+√34) - log3