Question

need help! will medal and fan!

Answer 1

6. Factor completely: x^2-3x-28
(x-7)(x+4)
(x-7)(x-4)
(x+7)(x-4
(x+7)(x+4)


7. Factor completely: m^2-12mn+20n^2
(m+10n)(m+2n)
(m-10n)(m+2n)
(m-10n)(m-2n)
(m+10n)(m-2n)


8. Factor completely: d^2-64
(d+8)(d+8)
(d-8)(d-8)
(d+8)(d-8)
(d+64)(d-64)


9. Factor the following: 2d^2-12d+18



10. Factor the following: 3m^4+6m^3-9m^2

Answer 2

i think you ahould post your questions separately