Question

x⁴-2^3x²+4=0

Pls help

Answer 1

Answer:

x⁴-3x²+2

put x²= y

then our new equation will be

y²-3y+2

by splitting we get

y²-2y-y+2

y(y-2)-1(y-2)

(y-1)(y-2)

now re subsitiute

(x²-1)(x²-2)

here is your factor

Answer 2

I’m not solving it sorry