Question

7x ^2 +9 x +2 =0 by middle term

Answer 1

Answer:

x = -1 , -1

Step-by-step explanation:

$7x^{2} +9x +2=0$

Using Splitting the middle term method,

$7x^{2} +7x+2x+2=0\\\\2x(x+1)+2(x+1)=0\\\\(x+1)(2x+2)=0\\\\x+1=0\\\\x=-1$

$2x+2=0\\\\2x=-2\\\\x=\frac{-2}{2} \\\\x=-1$