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For given α, β (both less than π/2) and if cos(α + β)=0, the sin(α – β)=? (a) cosβ (b) cos2β (c) sin

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Syed Mohd Javed

10 days ago

For given α, β (both less than π/2) and if cos(α + β)=0, the sin(α – β)=? (a) cosβ (b) cos2β (c) sin

For given α, β (both less than π/2) and if cos(α + β)=0, the sin(α – β)=? (a) cosβ (b) cos2β (c) sin

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