Question

6γ²-0,24=0

 

3*⅓u²+3u-3=0

Answer 1

6y^2-0.24=0
6y^2=0.24
y^2=0.04
y=0.2; y=-0.2

3*1/3*u^2+3u-3=0
u^2+3u-3=0
D=9+12=21

u=(-3+√21)/2
u=(-3-√21)/2