Question

who say true. who say false.
there is the question
(50+50)^2/(50+50)^2=50^2+100+50^2/(100^2)=.51?

Answer 1

true

Answer 2

it is false ... you cannot do the foil method in this case ... because it is not in the property of equality ....

Answer 3

You can use foil, but you have to do it correctly
(50+50)^2 = 50^2 + 2*50*50 + 50^2

Answer 4

It should be obvious that the expression = 1 anything / anything (not zero) = 1