Factor the following polynomials
9-x^2
4x^2+81-36
4y2^+16y+16
x2^-25/x+5
4 answers
assistance needed
i need assistance yes
hints
first one is a basic example of "difference of squares"
second does not factor
third is a perfect square, (2y+4)^2
the last one, factor the top as a difference of squares, then cancel one of those factors with the denominator.
first one is a basic example of "difference of squares"
second does not factor
third is a perfect square, (2y+4)^2
the last one, factor the top as a difference of squares, then cancel one of those factors with the denominator.
what do u need help on