20-Determine cuanto tiempo debe transcurrir para que un capital de 6209 $ colocado al 10 % anual de interés con capitalización cuatrimestral, produzca un monto de 10000 $. (Rta.: 4 años, 10 meses y 3 días)

overpriced

step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

a reflection across the x axis and a 90 degree rotation left and right.