guys please tell us this the right answer of this??
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(x-7)^3-x^3
=x^3-343-3(x)^2(7)+3(x)(7)^2-x^3
=-343-21x^2+147x^2
=126x^2-343=0
so, the degree =2
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Step-by-step explanation:
the degree is 4
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