Question

plz factorise any 6 ....

Answer 1

here your answer dear....

Answer 2

Step-by-step explanation:

21)3x²+10x+8

=3x²+6x+4x+8

=3x(x+2)+4(x+2)

=(3x+4)(x+2)

22)x²-12x-45

=x²+3x-15x-45

=x(x+3)-15(x+3)

=(x+3)(x-15)

23)x²-7x-30

=x²+3x-10x-30

=x(x+3)-10(x-3)

=(x-3)(x+3)

Hope this will help you !

Good Luck