Ian G.

asked • 01/03/16# Maths Trig identities

and (b) (or otherwise), show that the two expressions are equivalent.

## 1 Expert Answer

Eric C. answered • 01/04/16

Engineer, Surfer Dude, Football Player, USC Alum, Math Aficionado

Ian G.

01/04/16

Eric C.

^{2}

01/04/16

Ian G.

01/05/16

Eric C.

^{2}= x

^{2}- 2xy + y

^{2}

^{2}

01/05/16

Ian G.

01/05/16

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01/03/16