Ok I have to identify the extram i.e.the maximum and minimum points of this function and...i'm kinda confused
Thats what i got for my derivative so i just factor out numerator and denominator right?
To get:
as my zeroes
Remember! Division by zero is not defined.
skeeter got the roots excluding and by separating the contents using the formula for the difference of two squares,
that is , just as he had written, because .
Now, considering that division by zero isn't defined, what has to be zero for the fraction to equal zero?