Question
If sin θ = 3/5 and θ is an acute angle, then the value of cos θ is:
More Trigonometry Questions
- If sec A + tan A = (9/4) and sec A - tan A = (4/9), find the value of cos A.
- If 2cosec 2 A – cot 2 A = 5 and 0 o < A < 90 o , then find the value of ‘A’.
- If cos4 B - sin4 B = , then the value of 2 cos2 B - 1 is
- If (sin 3A sec 6A = 1) , then what will be the value of cos 6A?
- Question 5
- If sin (a + b) = (√3/2) and cos (a – b) = (√3/2), then find sin a.
- If 8sin²x + 4cos²x − 6 = 0, then find the value of sinx, given that 0° < x < 90°.
- If sin A = √3/2, then what will be the value of sec² A?
- If cos 2A = 1, then find cos A
- If tan 12θ x tan 6θ = 1 then the value of tan 9θ is
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