Question

10x^2+44x-30=0
помогите пожалуйста

Answer 1

${b}^{2} - 4ac$

Answer 2

D = 1936 + 4×10×30 = 3136 = 56^2
X1 = -44+56/2 = 0,6
X2 = -44-56/2= -5