So go down and up then look it up on the web so you can look good in it that really helps
Answer:
=m2+6mn+9n2
Step-by-step explanation:
=(m+3n)(m+3n)
=(m)(m)+(m)(3n)+(3n)(m)+(3n)(3n)
=m2+3mn+3mn+9n2
Answer:
(x+7)(x-2)
Step-by-step explanation:
Multiply the second fraction by (x-2) so that the value of it doesn't change
Answer:
f(x) = 
Step-by-step explanation:
All you have to do is multiply (x + 1)(x + 2)(x - 4)
You should get 
So, f(x) = 