Question

zeros of the polynomial x square - 3 x minus 4 hours​

Answer 1

your question is to find the zeroes of the polynomial

${x}^{2} - 3x - 4$=0

${x}^{2} - x + 4x - 4$=0
x (x-1)+4 (x-1)=0
(x-1)(x+4)=0
(x-1)=0 (x+4)=0
x=1 or x=(-4)