The perimeter of the shape below is 21x^2-5x+4

. Find the length of the missing side.

Responses 4x^2-8
4x^2+5
14x^2-12x+8
-14x^2+12x-8

Bot GPT 3.5 Bot GPT 3.5 answered
1 month ago

14x^2-12x+8

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