rs aggarwal solution Archives - Page 2 of 7

0

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If tan (A – B) = 1/√3 and cos (A + B) = √3, 0° ≤ (A + B) ≤ 90° and A > B, then find A and B

0

I have a question from trigonometric ratios chapter in which it is asked to find the value of angle A ...Read more

-1

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If sin (A – B) = 1/2 and cos (A + B) = 1, 0° ≤ (A + B) ≤ 90° and A > B, then find A and B.

-1

This is the basic and conceptual question from trigonometric ratios in which we have given sin (A – B) = ...Read more

0

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

Using the formula, tan 2A = (2tanA) / (1-tan 2A), find the value of tan 60°; given that tan30° = 1/√3…

0

This is the basic and conceptual question from trigonometric ratios in which we have given tan2A = (2tanA) / (1-tan 2 ...Read more

1

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

If A = 60° and B = 30° verify that sin(A-B) = sinA cosB – cosA sinB

1

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

0

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

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

0

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

0

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

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

0

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

0

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

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

0

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

0

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

Show that: (1 – sin 60°)/cos 60° = (tan 60° – 1)/ (tan 60° + 1)

0

This is the basic and conceptual question from trigonometric ratios in which we have been asked to prove that (1 ...Read more

0

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

Evaluate: 4/cot^2 30° + 1/sin^2 30° – cos^2 45° – sin^2 0°

0

This is the basic and conceptual question from trigonometric ratios in which we have to calculate the value of 4/cot^2 ...Read more

0

Rajan@2021Guru

Asked: April 5, 2021In: CBSE

Evaluate: sin 30°/cos 45° + cos 45°/sec 60° – sin 60°/tan 45° + cos 30°/sin 90°

0

This is the basic and conceptual question from trigonometric ratios in which we have been asked to find the value ...Read more

Discy Latest Questions