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.
Bestimme k , sodass f(x) = x^2 + kx + 9 eine doppelte Nullstelle hat
Bestimme k , sodass f(x) = x^2 + kx + 9 eine doppelte Nullstelle hat
Natural Language
Math Input
Extended Keyboard
