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The distance between the points (cost...

The distance between the points `(costheta,sintheta)` and `(sintheta-costheta)` is (a) `sqrt(3)` (b) `sqrt(2)` (c) `2` (d) `1`

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If A = ((costheta,-sintheta),(sintheta,costheta)) then

sqrt(3)costheta+sintheta=2

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If sintheta+costheta=x then sintheta-costheta=?

Evaluate : |{:(costheta,-sintheta),(sintheta,costheta):}|

If sintheta-costheta=1 ,then find sintheta.costheta

If sintheta+costheta=1 , then Find sintheta.costheta

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