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ABCD is rectangle in which AB= 9cm , BC ...

ABCD is rectangle in which AB= 9cm , BC =6 cm . P is a point in CD such that PC=x. If `AP^2+PB^2` is minimum then x=

A

2/9 cm

B

9/2 cm

C

9 cm

D

2 cm

Text Solution

Verified by Experts

The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-APPLICATIONS OF DIFFERENTIATION-EXERCISE 1E (MAXIMA AND MINIMA)
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