Question

Coefficient of x² in (x - 3) ( 4 - 3x) is​

Answer 1

Answer:

(x - 3) (4 - 3x)

x (4 - 3x) - 3 (4 - 3x)

4x - 3x² - 12 + 9x

- 3x² + 9x + 4x - 12

- 3x² + 13x - 12

Step-by-step explanation:

Coefficient of x² is (-3)

Answer 2

Answer:

$\cos( \gamma \beta \beta {y48255}^{2} )$