Question

Factorise by middle term split:

1. 3x² - 9x
2. X² +x -12
3. X² -121
4. X² - 8
5. X² - 10x +12
6. 3x² +15x
7. 2x² +x -6
8. 100x² -20x +1
9. X² - 7x - 60

PLESE SOLVE IN BRIEF

Answer 1

1. 3x(x-3)
2. x^2+4x-3x-12
x(x+4)-3(x+4)
(x+4)(x-3)
3 . .x^2-11^2
( x+11)(x-11)
is your answer
plz brain list mark