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Question
Difficulty Level:

Easy

MCQ

Subtract (9n4+8)(9n4+2n3+5n4)(-9 n^{4}+8)-(-9 n^{4}+2 n^{3}+5 n^{4})

Select all that apply :

2n35n4+8 -2 n^{3}-5 n^{4}+8

2n3+5n2+82 n^{3}+5 n^{2}+8

n35n3 n^{3}-5 n-3

2n3+5n2+82 n^{3}+5 n^{2}+8

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