Question
sin2 12˚ + sin2 14˚ + sin2 16˚ + sin2 18˚ + ……… + sin2 78˚ =?
More Trigonometry Questions
- If cos2B = sin(1.5B + 27 o), then find the measure of 'B'.
- Question 2
- Find the value of sin(θ) if 2sinθ = tanθ, for 0 < θ < 90°.
- Question 4
- If sin x + cos x = √2 sin x, then the value of sin x - cos x is:
- Question 6
- If 4sin² θ = 3(1+ cos θ), 0° < θ < 90°, then what is the value of (2tan θ + 4sinθ - secθ)?
- tan 1˚ × tan 2˚× …………………….tan 88˚ × tan 89˚ = ?
- If tan theta = 3/4 and theta is acute, then sec theta = ?
- If sin (3A − 2B) = (√3/2) and cos (A + B) = (1/2), where 0° < A, B < 90°, then find the value of ‘A’.
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
