Question

a) 2x2 + 5x - 1 = 0
b) 2x2-3x - 4 = 0​

Answer 1

Respuesta:

a) x = 1/9

b) x = 4

Explicación paso a paso:

a) 2x(2) + 5x -1 = 0

4x + 5x -1 = 0

9x - 1 = 0

9x = 1

x = 1/9

b) 2x(2) - 3x - 4 = 0

4x -3x - 4 = 0

4x -3x = 4

x = 4