Question

find the zero of polynomial 2X2+7X-4​

Answer 1

$\huge\tt{\bold{\underline{\underline{Question᎓}}}}$

find the zero of polynomial $= > 2 {x}^{2} + 7x - 4 = 0$

$\huge\tt{\bold{\underline{\underline{Answer᎓}}}}$

╔════════════════════════╗

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _✍️

$= > 2 {x}^{2} + 7x - 4 = 0$

It is in the form of quadratic equation:-

ax^2+bx+c

$= > 2 {x}^{2} + 8x - x - 4 = 0$

$= > 2x(x + 4) - 1(x + 4) = 0$

$= > (2x - 1)(x + 4) = 0$

$= > 2x - 1 = 0 \: | \: x + 4 = 0$

$= > x = \frac{1}{2 } \: and \: x = - 4$

Therefore,The roots are 1/2 and -4

╚════════════════════════╝

нσρє ıт нєłρs yσυ

_____________________

тнαηkyσυ

Answer 2

The roots are 1/2 and -4