Question

2x(x-2)+4<3(x-1)+5

Answer 1

\[2x(x-2)+4<3(x-1)+5\]

Answer 2

2x(x-2)+4<3(x-1)+5
2x^2 -4x+4<3x-3+5
2x^2 -7x +2

Answer 3

<0*

Answer 4

right?

Answer 5

\[2x^2 - 4x + 4 < 3x-3+5\]

Answer 6

Now take it to the completed square form

Answer 7

\[2x^2 - 7x +2 < 0\]

Answer 8

use \[D= \frac{\pm b \sqrt{b^2-4ac} }{ 2a } \]

Answer 9

where a = 2
b = -7
c = 2