Well I will put an example but the easiest way
Expanding-
When u ex and
To find the input value that produces the same output value for the two functions on the graph, it is the x<span> coordinate where the two graphs touch. So, for the given graph above, the value which is on the x coordinate is -2. Thus, the answer is x = -2. </span>
Las razones de los lados de un triángulo rectángulo se llaman razones trigonométricas.
Espero te ayude :)