littletriston2oy3ohv littletriston2oy3ohv

26-02-2018
Mathematics

contestada

y 2 + 5y Choose the constant term that completes the perfect square trinomial.

Respuesta :

creeds25 creeds25

07-03-2018

Given: y²+5y
Converting y²+5y in the form: x²+2ax+a²
Here 2a=5 or a=5/2
Add and subtract (5/2)²
y²+5y+(5/2)²-(5/2)²
Complete the square.
(y+5/2)²-(5/2)²
Simplify
(y+5/2)² - 25/4

Answer: (y+5/2)² - 25/4

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