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The area of a rectangle is x^(4) +9x^(2...

The area of a rectangle is ` x^(4) +9x^(2) +20 ` sq.units and its length is `x^(2) + 4 ` units. Find its breadth in term of x.

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The correct Answer is:
Breadth of the rectangle ` =x^(2) +5.`
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