Question

Which of the following is the result of the equation below after completing

the square and factoring?

Answer 1

C

Explanation:

`{x}^(2) + 5x + 8 = 4 \\ = > {x}^(2) + 2 * (5)/(2) * x + (25)/(4) + (7)/(4) = 4 \\ = > ({x + (5)/(2) }^(2) ) + (7)/(4) = 4 \\ = > ({x + (5)/(2) }^(2) ) = (9)/(4)`