mclovingmc mclovingmc

13-06-2017
Mathematics

contestada

What number must be added to the expression below to complete the square?

x2 + 5x

A. 5
B. 25/4
C. 25
D. 5/2

Respuesta :

13-06-2017

To complete the square take the 'b' term and divide it by 2, then square it.
(5/2)^2 = 25/4
Letter B

Answer Link

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