Mathematics, 13.11.2019 23:31 KittyLitty
What value of c makes the trinomial below a perfect square x2 + 5x + c
Answers: 3
...... (1)
, then we need to add 
in it, to make it perfect square.
, b=5.
in 
.... (2)
![[\because (a+b)^2=a^2+2ab+b^2]](/tpl/images/0373/1634/b93be.png)
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What value of c makes the trinomial below a perfect square x2 + 5x + c...
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