The domain of definition of the function $y=3e^{\sqrt{x^2-1}}\log(x-1)$ is
Answer & explanation
Correct answer: option 1
For $D_f,x^2-1≥0$ and x - 1 > 0
⇒ |x| ≥ 1 and x > 1 ⇒ x > 1 $⇒ D_f= (1, ∞)$
The domain of definition of the function $y=3e^{\sqrt{x^2-1}}\log(x-1)$ is
Correct answer: option 1
For $D_f,x^2-1≥0$ and x - 1 > 0
⇒ |x| ≥ 1 and x > 1 ⇒ x > 1 $⇒ D_f= (1, ∞)$