Question

f(x)=x²-6x+5
Ajudaaaaa​

Answer 1

Resposta:

f(x) = x² - 6x + 5

A) x = -(-6) +- √ (-6)²-4.1.5

2. 1

x = +6 +- √ 36-20

2

x = 6 +- √16

2

x = 6 +- 4

2

x¹ = 6 + 4 = 10 = 5

2 2

x² = 6 -4 = 2 = 1

2 2

x¹ = 5 x² = 1

2) -(-6) = 6 = 3 - 4 = -4 = -1

2. 1 2 4.1 4