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A student is solving the problem X to the power of 2+10x+ __=16+ __ my method of completing the square. What number should the student add to both sides?
A) 4
B)5
C) 25
D) 16

A student is solving the problem X to the power of 210x 16 my method of completing the square What number should the student add to both sides A 4 B5 C 25 D 16 class=

Respuesta :

xiaoline4ever

Answer: C) 25

Step-by-step explanation:

x²+10x+ __=16+ __

Only the square of 5, 5², which is 25, can make the two factors plus equal to 10x, so we need to add 25.

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