Answer:
C.
Step-by-step explanation:
Trust me.
Hello,
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<u>Formula used (a+b)^2=a²+2ab+b²</u>
Well, there can be negative numbers added to their positive opposite.
For example, -3 + 3 = 0
or you could 0 + 0 = 0
Business, management, marketing and technology.
Engineering, manufacturing and industrial technology.
i am not sure but i hope it will help you.
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