Question

Solve both in brief. ​

Answer 1

Answer:

okkkkkkkkkkkkkkkk

Step-by-step explanation:

call me

i will say

Answer 2

Step-by-step explanation:

1.

3x2 + 15x - 72

3x2 + (24 - 9)x - 72

3x2 + 24x - 9x - 72

3x( x + 8 ) - 9 (x + 8 )

( x + 8 ) ( 3x - 9 )

2.

-5x2 - 50x - 80

5x2 + (40 + 10)x + 80

5x2 + 40x + 10x + 80

5x ( x + 8 ) 10 ( x + 8 )

( x + 8 ) ( 5x + 10 )