Question

The zeroes of the polynomial :-
x^2 - 3x - m(m+3)
are?????

Answer 1

Answer:

I don't know how to do it I am feeling very sory

Answer 2

Answer:

${x }^{2} - 3x - m(m + 3) = 0 \\ \\ {x}^{2} + mx -( m + 3)x - m(m + 3) = 0 \\ x(x + m) - (m + 3)(x + m) = 0 \\ (x - m - 3)(x + m) = 0 \\ x = m + 3 \: \: \: and \: \: \: \: \: x = - m$