If c²+d²=4 and (c-d)²=2, what is the value of cd?

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If c²+d²=4 and (c-d)²=2, what is the value of cd?

E

Editor

Sep 18, 2022

If c²+d²=4 and (c-d)²=2, what is the value of cd?

Difficulty: Easy

A:

1

B:

2

C:

3

D:

4

ID: 63273db5ca83163ac3a0ad65