Question

HELP!!!!!!!!!!!!!!!!!!

Answer 1

5x²-7x+2=0
D=b²-4ac=49-4*5*2=49-40=$\sqrt{9}$=3

x₁=$\frac{7+3}{2*5} = \frac{10}{10} =1$

x₂=$\frac{7-3}{2*5} = \frac{4}{10} =0,4$