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If `A=45^(@)`, verify that `(i) sin2A=2sinAcosA` `(ii) cos2A=2cos^(2)A-1=1-2sin^(2)A`
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If `A=45^(@)`, verify that `(i) sin2A=2sinAcosA` `(ii) cos2A=2cos^(2)A-1=1-2sin^(2)A`
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12. A=45, verify that (i) sin2A=2sinAcosA (ii) cos2A=2cos²A-1=1-2sin²A
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If A = 45^∘ , verify that: sin 2A = 2sin A cos A
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12. If A = 45 verify that:(i) sin 2A = 2sin AcosA
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If A=45degree,then Verify that,sin2A=2sinA.cosA || Trigonometry class-10 || Bharat Sir.
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If `A=45^(@)`, verify that `(i) sin2A=2sinAcosA` `(ii) cos2A=2cos^(2)A-1=1-2sin^(2)A`
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If A = 45° Verify that Sin2A = 2SinACosA | RS Aggarwal Class 10 | Manpreet Sir @ScienceWithVMS
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'if A= `45^o` then verify sin2A=2sinAcosA ,` cos2A=1-sin^2A`'
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If A = 45 , verify that cos 2A = 2 cos^2 A – 1 = 1 – 2 sin^2 A
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if A=45⁰ verify that. sin 2A=2sin A cos A #mathsshorts
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If A=45^∘, verify that: (i) sin 2 A=2 sin A cos A (ii) cos 2 A=2 cos ^2 A-1=1-2 sin ^2 A
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verify that 2sin45+1/2cosec45=3/√2
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Page 418 #45 (Verify Trig ID)
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If \( \mathrm{A}=45^{\circ} \), verify that : \[ \sin 2 \mathrm{~A}...
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If \( A=45^{\circ} \), verify that \( \sin 2 A=2 \sin A \cos A \) \( \cos 2 A=1-2 \sin ^{2} A \)...
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