Question

 решите уравнения/:

9х2+8-18х=0

4x-3-3x2=0

Answer 1

9х^2+8-18х=0

D=64+4*9*18=712

x1=(-8+sqrt712)/18=(-4+sqrt178)/9

x2=(-8-sqrt712)/18=(-4-sqrt178)/9

4x-3-3x^2=0

3x^2-4x+3=0

D=16-4*3*3=16-36=-20<0 нет корней