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Help plz need it ASAP.
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Help plz need it ASAP.

Help plz need it ASAP.-example-1
Help plz need it ASAP.-example-1
Help plz need it ASAP.-example-2
User Chenrui
by
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1 Answer

5 votes

Answer:

n = - 2

Explanation:

( a ± b )² = a² ± 2ab + b²

~~~~~~~~~~~

n² + 4n + 4 = ( n + 2 )² = 0 ⇒ n = - 2

User Austin Mackillop
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