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What number should be added to this expression to change it into a perfect square trinomial?

(Picture is expression)
A. 1
B. 2
C. 4
D. 8

What number should be added to this expression to change it into a perfect square trinomial Picture is expression A 1 B 2 C 4 D 8 class=

Respuesta :

Meowo
C. 4 because 4 is a perfect square, as well as x^2 and 4x


I hope that helps!
c. 4 makes this equation a perfect trinomial

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