# V2/2 u (d) Using the identity V2 – (V2 sin 0)2 = V2cos 0 when cos...

V2/2 u (d) Using the identity V2 – (V2 sin 0)2 = V2cos 0 when cos 0 > 0, evaluate I1. (e) Using the identity arctan( v22isine) = (1 - 0), evaluate 12. 2 du du 2 - 42 +02 0 2 du du 2 - 42 +02

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