Asked by Daniel
Plss help
(3b-4a)(3b-4a)
(3b-4a)(3b-4a)
Answers
Answered by
Ryan
Use the FOIL method
Farthest: Multiply the 3b variables together.
Outside: Multiply the outside 2 variables together.
Inside: Multiply the inside 2 variables together.
Left: Multiply the 2 variables on the left side toghether.
Farthest: Multiply the 3b variables together.
Outside: Multiply the outside 2 variables together.
Inside: Multiply the inside 2 variables together.
Left: Multiply the 2 variables on the left side toghether.
Answered by
Steve
this is a perfect square.
(x-y)^2 = x^2-2xy+y^2
Now just substitute in
x = 3b
y = 4a
(x-y)^2 = x^2-2xy+y^2
Now just substitute in
x = 3b
y = 4a
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