Find all the zeros of the equation.
-3x^4 + 27x^2 + 1200 = 0

Fan and medal will be given to whomever can help! Thank you:)

Question

Find all the zeros of the equation. 
-3x^4 + 27x^2 + 1200 = 0

Fan and medal will be given to whomever can help! Thank you:)

curiousquestions · Answer

All of the zeros?

curiousquestions · Answer

What do you mean?

ray1998 · Answer

Idk,  that's what the problem is asking.

tkhunny · Answer

Can you find all the zeros of this?

-3x^2 + 27x + 1200 = 0

ray1998 · Answer

No, I'm behind in my class and don't know what to do. I'm trying my hardest just to catch up.

curiousquestions · Answer

Ok. Um...

tkhunny · Answer

First, and maybe it's not obvious, is everything is divisible by 3 or -3.

-3x^2 + 27x + 1200 = 0

x^2 - 9x - 400 = 0

Can you solve this quadratic equation?
Completing the Square?
Factoring?
Quadratic Equation?
Graphing?