Question

Matematika wajib kls 10

Answer 1

Verified answer

1.]
| -2 / 2 - √6 |


2.]
Bentuk Sederhana |3x - 6| - |x - 4||x + 1| untuk 2 < x < 4 :
= 3x - 6 - [ (4 - x)(x + 1)]
= 3x - 6 - (-x² + 3x + 4)
= 3x - 6 + x² - 3x - 4
= x² - 10