If x²+y²=36 and (x+y)²=64,… | ClassNotes

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If x²+y²=36 and (x+y)²=64,… | ClassNotes

E

Editor

Sep 18, 2022

If x²+y²=36 and (x+y)²=64, what is the value of xy?

Difficulty: Easy

A:

14

B:

15

C:

16

D:

17

ID: 63273db5ca83163ac3a0ad15