1 Answer

Disinfor · Answer 1 · 2021-05-27T06:23:09+0000

Answer:

(49)/(4)

Explanation:

Given

x² + 7x

To complete the square

add ( half the coefficient of the x- term )²

x² + 2(
(7)/(2) )x + (
(7)/(2) )²

= x² + 7x +
(49)/(4)

= (x +
(7)/(2) )² ← perfect square

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