Question

FOR WHAT VALUE OF P (-4)IS ZERO OF THE POLYNOMIAL X^2 -2x-(7P+3)

Answer 1

${\blue{\bf{\huge{\star{Hey{\star{Curious{\star}}}}}}}}$

substitute the value of x as -4

${ - 4}^{2} - 2 \times - 4 - (7p + 3) = 0 \\ 16 + 8 - 7p - 3 = 0 \\ 24 - 3 - 7p = 0 \\ 21 - 7p = 0 \\ - 7p = - 21 \\ p = 3$