Question

Factorise:
-18+11x-x²​

Answer 1

ANSWER


-(x-2) (x-9)

HOPE IT WILL HELP YOU

Answer 2

Step-by-step explanation:

-(18-11x+x²)

-(x²-11x+18)

-{x²-(9+2)x+18}

-(x²-9x-2x+18)

-{x(x-9)-2(x-9)}

-(x-2)(x-9)

-(x-2)=0

-x+2=0

-x= -2

x= 2

or,

-(x-9)=0

-x+9= 0

-x= -9

x=9

x =2 / x= 9