Question

2(x-1)²+x²+10=1
me ajudem!!​

Answer 1

Resposta:

2(x-1)²+x²+10=1

2 (x+1) (x+1) + x² + 10 = 1

2 (x² + x + x + 1) + x² + 10 = 1

2 (x²+2x + 1) + x² + 10 = 1

2x² + 4x + 2 + x² + 10 = 1

2x² + x² + 4x = 1 - 2 - 10

3x² + 4x = -11

3x² + 4x + 11 = 0