C cassjay78 New member Joined Aug 5, 2014 Messages 1 Aug 5, 2014 #1 Hi. I have a math question I need help with. e^2x + 2 + e^-2x i have to factor and put in binomial form. thanks
Hi. I have a math question I need help with. e^2x + 2 + e^-2x i have to factor and put in binomial form. thanks
S soroban Elite Member Joined Jan 28, 2005 Messages 5,584 Aug 5, 2014 #2 Hello, cassjay78! I have to factor and put in binomial form: .\(\displaystyle e^{2x} + 2 + e^{\text{-}2x}\) Click to expand... This is a perfect square . . . a bit hard to see it, though. . . \(\displaystyle e^{2x} + 2 + e^{\text{-}2x} \;=\;\left(e^x + e^{\text{-}x}\right)^2\) Last edited by a moderator: Aug 5, 2014
Hello, cassjay78! I have to factor and put in binomial form: .\(\displaystyle e^{2x} + 2 + e^{\text{-}2x}\) Click to expand... This is a perfect square . . . a bit hard to see it, though. . . \(\displaystyle e^{2x} + 2 + e^{\text{-}2x} \;=\;\left(e^x + e^{\text{-}x}\right)^2\)