Question

0 = x^2 - 10x -11
factorise​

Answer 1

Answer:

(x-11)(x+1)

Step-by-step explanation:

x²-10x-11=0

=>x²-11x+x-11=0

=> (x-11)(x+1)=0

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Answer 2

Answer:

x= 11 & -1

Step-by-step explanation:

x^2-10x-11=0

x^2-11x+x-11=0 (using general expansion)

x(x-11) (+1)(x-11)=0

(x-11)(x+1)=0

x= 11 & -1