Question

Identifique os coeficientes da equação do 2º grau.

a) 2x² + 3x – 6 = 0 a = ______; b = ______; c = ______

b) x²  5x + 2 = 0 a = _____; b = ______; c = ______

c) – x² - 4x  8 = 0 a = _____; b = ______; c = _____

d) 3x² + 8x = 0 a = _____; b = ______; c = _____

e) 5x² = 0 a = _____; b = ______; c = _____​

Answer 1

Resposta:

a) 2x² + 3x – 6 = 0 a = 2_; b = ___3__; c = ____-6__

b) x²  5x + 2 = 0 a = ___1__; b = ___5___; c = ___2___

c) – x² - 4x  8 = 0 a = __-1___; b = ____-4__; c = ___8__

d) 3x² + 8x = 0 a = __3___; b = ___8___; c = __0___

e) 5x² = 0 a = ____5_; b = ___0___; c = __0___