Question

restar B) x² - 5x + 3 de - 3x²+8x​

Answer 1

Explicación paso a paso:

B).

$x { }^{2} - 5x + 3 - 3x {}^{2} + 8x {}^{2} \\ = x {}^{2} + 8x {}^{2} - 5x + 3 \\ = 9x {}^{2} - 5x + 3$