If a cosθ+b sin θ = m and a sin θ−b cos θ = n,then a2+b2 =

1.	If a cosθ+b sin θ = m and a sin θ−b cos θ = n,then a2+b2 =
Answer» $I f a c o s θ + b s i n θ = m a n d a s i n θ - b c o s θ = n, t h e n a^{2} + b^{2} =$

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