Question

x^5 - x^4 - 1 from x^4 + 7 + x^5

Answer 1

Answer:

6

Step-by-step explanation:

the answer will be six. the rest of the digits will be eliminated

Answer 2

Step-by-step explanation:

x^5-x^4-1 from x^4+7+x^5

x^4+7+x^4-x^5-x^4-1

x^(5-4)+7-x^(5-4)-1

x^1+7-1-x^1

X+7-1-x. (cut X and -x)

(7-1 will remain i.e. 6)

7-1

=6

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