Are the following two expressions the same?

Question

4 years ago

14

tle="-(4t^2 -16t - 20)" alt="-(4t^2 -16t - 20)" align="absmiddle" class="latex-formula"> AND $4t^2 - 16t - 20$

1 answer:

blondinia [14] · Answer 1 · 2021-11-05T10:54:59+03:00

3 0

Answer:

Step-by-step explanation:

Use - to open the bracket

$- (4t^2 -16t - 20) = \\ - 4 {t}^{2} + 16t + 20$

Compare the two

: They are not the same

$4t^2 - 16t - 20$

Note :

$- \times - = + \\ + \times - = - \\ + \times + = + \\ - \times + = -$