Question

3) Qual o resultado de : (6x2 - 4x + 5) + (3x2 - 3x + 1)​

Answer 1

Resposta:

1a)(6x² - 4x + 5) + (3x² - 3x + 1)

=6x² - 4x + 5+3x²-3x+1

=9x² - 7x + 6

2b)(x² - 5x + 6) - (5x + 6)

=x² - 5x + 6-5x-6

=x² - 10x