Question

The zeros of the polynomial x square-3x-m (m+3) are

Answer 1

Answer:

x² -3x -m(m + 3) = 0

=> x² - 3x - m² - 3m = 0

=> x² - m² - 3x - 3m = 0

=> (x + m)(x - m) - 3(x + m) = 0

=> (x + m)(x - m - 3) =0

=> x + m = 0 or, x - m - 3 = 0

=> x = - m or x = m + 3