Question

Factor the polynomials completely. If the polynomial cannot be factored, write "prime."

4) 144-m^2

5) y^2+24y+144

6) x^4-625

7) 7(a+9)-y(a+9)

8) x^2 +25

9) y^2-4y-77

Answer 1

4) -(m+12)(m-12)

5) (y+12)^2

6) (x+5)(x-5)(x^2-25)

7) (a+9)(-y+7)

8) Prime

9) Prime

Hope this helps!