Solve the zeros of the functions from the previous exercise.

a) [[$ f(x) = x^2 - 7 $]]

b) [[$ f(x) = x^2 + 4 $]]

c) [[$ f(x) = x^2 - \displaystyle\frac {1} {2} $]]

d) [[$ f(x) = 3x^2 + 6 $]]

Take a picture of your solution and return it to the submission folder.

Solution