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15-04-2020
Mathematics

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Find x using completing the square method
x^2+16n+28 = 0

Respuesta :

onlydyandelgado onlydyandelgado

15-04-2020

Answer:

x=√−16n−28 or x=−√−16n−28

Step-by-step explanation:

Step 1: Add -16n to both sides.

x2+16n+28+−16n=0+−16n

x2+28=−16n

Step 2: Add -28 to both sides.

x2+28+−28=−16n+−28

x2=−16n−28

Step 3: Take square root.

x=√−16n−28 or x=−√−16n−28

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