General

Chat

Need help with math

I need some help with understanding this problem. I know the answer, but I dunno how to get there.

lim(x->infinity) (sqrt(4x^2 + 1) / (x + 1))

Sqrt is the square root of what's in the parentheses. Can anyone give me some help?

October 25, 2011

2 Comments • Newest first

Xgo321

[quote=trisscarro][url=http://www.wolframalpha.com/input/?i=lim%28x-%3Einfinity%29+%28sqrt%284x^2+%2B+1%29+%2F+%28x+%2B+1%29%29]hey, you asked someone else too![/url][/quote]

Oh wow if this works for any math equation, I love you.

Reply October 25, 2011
bombinator

try dividing everything by x and see what you get

Reply October 25, 2011