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Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If A = 60° and B = 30° verify that sin(A+B) = sin A cos B + cos A sin B

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This is the basic and conceptual question from trigonometric ratios in which we have given A = 60° and B ...Read more

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Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If A = 30° verify that tan 2A = 2tan A/(1 – tan^2 A)

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This is the basic and conceptual question from trigonometric ratios in which we have given A = 30° We need ...Read more

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Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If A = 30° verify that cos 2A = (1 – tan^2A)/(1 + tan^2 A)

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This is the basic and conceptual question from trigonometric ratios in which we have A = 30° We asked to show ...Read more

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Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If A = 30° verify that sin 2A = 2tan A/(1 + tan^2A)

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This is the basic and exam oriented question from trigonometric ratios in which we have given A = 30° We ...Read more

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Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If A = 45° verify that cos 2A = 2cos^2 A -1 = 1 – sin^2 A

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This is the basic and conceptual question from trigonometric ratios in which we have given A = 45° We have to ...Read more

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Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If A = 45° verify that sin 2A = 2sin A cos A

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This is the basic and conceptual question from trigonometric ratios in which we have given A = 45° We have been ...Read more

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Rajan@2021Guru

Asked: April 5, 2021In: CBSE

Verify: 2sin 45° cos 45° = sin 90°

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This is the basic and conceptual question from trigonometric ratios in which we have been asked to prove that 2sin ...Read more

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Discy Latest Questions

If A = 60° and B = 30° verify that sin(A+B) = sin A cos B + cos A sin B

If A = 30° verify that tan 2A = 2tan A/(1 – tan^2 A)

If A = 30° verify that cos 2A = (1 – tan^2A)/(1 + tan^2 A)

If A = 30° verify that sin 2A = 2tan A/(1 + tan^2A)

If A = 45° verify that cos 2A = 2cos^2 A -1 = 1 – sin^2 A

If A = 45° verify that sin 2A = 2sin A cos A

Verify: 2sin 45° cos 45° = sin 90°