Answer :
Step-by-step explanation:
ln(x² - 25) = 0
x² - 25 ≤ 0
x² ≤ 25
x ≥ -5 or x ≤ 5
-5 ≤ x ≤ 5
ln(x² - 25) = 0 , -5≤x≤5
x² - 25 = 1
x² = 26
x = -√26 and √26 are the solution of the equation
Step-by-step explanation:
ln(x² - 25) = 0
x² - 25 ≤ 0
x² ≤ 25
x ≥ -5 or x ≤ 5
-5 ≤ x ≤ 5
ln(x² - 25) = 0 , -5≤x≤5
x² - 25 = 1
x² = 26
x = -√26 and √26 are the solution of the equation