@adrenmaths I was wrong, it did not work. This is what I wrote:
Si \[n \in \mathbb{N} \] satisface la ecuación \[2\cdot (n+4)^2=98 \], entonces el valor de \[n-3 \] está dado por:
A) \[ 0 \]
B) \[ 3\]
C) \[4 \]
D) No se puede determinar
-
This reply was modified 3 years, 10 months ago by sheafsmash.