Exercice n°2 Un capital Co est placé à intérêts composés au taux annuel de 4 %. Après n années, ce capital devient:
C = Co x 1,04".
Combien d'années faut-il pour que ce capital augmente d'au moins 50 %?

3.64 deaths an hour.

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.