Question

x^2-3x-m (m+3)÷x^2-3x-1​

Answer 1

Answer:

x^2-3x-m(m+3)÷x^2-3x-1

x^2 andx^2 are cancelled

-3x and-3x are cancelled

then,

-m(m+3) ÷ -1

-m^2-3m÷-1

=m^2 +3m

=m^2+3

m^2=3

m=√3