Question

f(x)=x^4 +3x^2 -4

Answer 1

find the zeros

Answer 2

so separate the x's and simplify what you can to start

Answer 3

solve \(z^2+3z-4=0\) then put \(z=x^2\)

Answer 4

or just factor as
\[(x^2+4)(x^2-1)=0\] and solve that

Answer 5

woah x=i