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Mathematics, 03.10.2019 11:30 jeremiah1212

Heyyo, can i get some ?
to complete the square, how do you find the value that must be added to the expression to make a perfect square trinomial?
what is the value? x^2 + 2/5x + ?

a)square 2/5 and add to both sides; 4/25
b)take half of 2/5 and add to both sides; 1/5
c)square half of 2/5 and add to both sides; 1/25
d)take half of 2/5 and add the opposite to both sides; −1/5

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Heyyo, can i get some ?
to complete the square, how do you find the value that must be added...
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