The area of a paper bookmark is A cm² and its perimeter is P cm.A is a function of P.It is known that A is the sum of two parts, one part varies as P and the other part varies as the square of P. When P =24,A =36,and P =18,A =9.
QA:Express A in terms P.
QB:The best-selling paper bookmark has an area of 54cm².Find the perimeter of this bookmark.
QA:Express A in terms P.
QB:The best-selling paper bookmark has an area of 54cm².Find the perimeter of this bookmark.
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