Question

4y-1/1-16y^2

Answer 1

hint :
4y - 1 = - (1 - 4y) and
1 - 16y^2 = (1 + 4y)(1 - 4y)

now, simplify by doing cancel out the similar terms in top and bottom, what do you get ?

Answer 2

1+4y
?

Answer 3

what about with the (-) sign ?

Answer 4

but, what about the negative on the top?

Answer 5

haha I asked the same question to you, I don't know :(

Answer 6

well, that should like this :