Question

very difficult
please help me ​

Answer 1

Answer:

first we need to do middle term splitting like

x^2 -15 +54

= x^2 - 9x - 6x + 54

= x( x-9 ) -6 ( x-9 )

= (x-9 ) ( x-6 )

so the factors of this quadratic polynomial is ( x-9 ) and ( x-6 )

Answer 2

Answer:

you can write this answer.