Question

${x}^{2} - 2x - 3$
solve this sum
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Answer 1

Answer:

${x}^{2} - 2x - 3 \\ {x}^{2} - 3x - x - 3 \\ x(x - 3) - (x - 3)$

so the solution is (x-1)(x-3)

i.e.,1 and 3

Answer 2

Step-by-step explanation:

=x^2-2x-3

=x^2-3x+x-3

=x(x-3)+1(x-3)

=(x-3)(x+1)