Logarithme Népérien

Question 1

Ln(1) = ?

Answer 1

0

Question 2

Ln(e) = ?

Answer 2

1

Question 3

Ln(1/e) = ?

Answer 3

-1

Question 4

e^(ln x*y) = ?

Answer 4

e^(ln(x) + ln (y)) = e^ln(x) * e^ln(y) = x*y

Question 5

Ln(x*y) = ?

Answer 5

ln(x) + ln(y)