Question

Решите уравнение:
4x^2+6x=10

Answer 1

4x^2 +6x - 10 = 0
D = 36 - 4*(-10)*4 = 36 + 160 = 196
x 1 = (- 6 - 14)/8 = - 1.5
x 2 = (- 6 +14)/8 = 1