Question

pls solve this... this is grade 11 math...​

Answer 1

Answer:

assume x2 as t and solve

Answer 2

Answer:

x= ✓2/-✓2/✓3/-✓3

Step-by-step explanation:

x⁴-5x²+6=0

x⁴-3x²-2x²+6=0

x²(x²-3)-2(x²-3)=0

(x²-2)(x²-3)=0

Hence x= ✓2/-✓2/✓3/-✓3

Hope that helps!

REGARDS!