Question

Usando a formula de baskara resolva a seguinte equacao:

-x²-2x+3=0

Answer 1

Fórmula de Bhaskara: -b +/- (√ (b * b) - 4 * a * c) / 2a

a = -1

b = -2

c = 3

2 +/- (√ (-2 * -2) - 4 * -1 * 3) / 2 * -1

2 +/- √ (4 + 12) / -2

2 +/- 4 / -2

x1 = -3

x2 = 1