Answer:
By doing it only once
Explanation:
To find the roots of the equation we can simply use the quadratic formula but in certain cases like finding domain/range of a function in the form ax2+bx+c , converting it to a(x+d)2+e makes it simpler to solve as x appears only once.
Answer:
facial recognition
Explanation:
babies at birth cant remember faces, that's why when a face disappears they get surprised when it comes back.
Answer:
can I get a picture of the question?