Question

X2-8x+15=0 gentee me ajuda

Answer 1

x= -(-8) +- $\sqrt[8²]{-4.1.15}$/2

x=8+-$\sqrt[64]{-60}$/2

x=8+-$\sqrt[4]$/2

x=8+-2/2

x1=8+2/2=5

x2=8-2/2=3