Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
(-1, 4) 를 지나고 x 축에 평행한 직선을 구하시오
(-1, 4) 를 지나고 x 축에 평행한 직선을 구하시오
Natural Language
Math Input
Extended Keyboard
