Advertisements
Advertisements
प्रश्न
Select the correct option from the given alternatives:
The value of the expression cos1°. cos2°. cos3° … cos179° =
विकल्प
– 1
0
`1/sqrt(2)`
1
उत्तर
0
Explanation:
cos1° cos2° cos3° … cos179°
= cos1° cos2° cos3° ... cos90° … cos179°
= 0 ...[∵ cos90° = 0]
APPEARS IN
संबंधित प्रश्न
Find the trigonometric function of :
0°
Find the trigonometric function of :
30°
Find the trigonometric function of:
45°
Find the trigonometric function of :
150°
Find the trigonometric functions of :
180°
Find the trigonometric function of :
210°
Find the trigonometric function of :
300°
Find the trigonometric functions of :
330°
Find the trigonometric functions of :
−30°
Find the trigonometric functions of :
−60°
Find the trigonometric functions of :
− 90°
Find the trigonometric functions of :
−120°
Find the trigonometric functions of :
−240°
Find the trigonometric functions of :
−270°
Find the trigonometric functions of :
−315°
Find all trigonometric functions of angle in standard position whose terminal arm passes through point (3, −4).
Select the correct option from the given alternatives:
If α is a root of 25cos2θ + 5cosθ – 12 = 0, `pi/2` < α < π, then sin2α is equal to
Select the correct option from the given alternatives:
The cotangent of the angles `pi/3, pi/4 and pi/6` are in
Find the trigonometric functions of 225°.
Answer the following:
Find the trigonometric functions of :
270°
Answer the following:
Find the trigonometric functions of :
315°
Answer the following:
Find the trigonometric functions of :
−210°
Answer the following:
Find the trigonometric functions of :
−300°
Answer the following:
Find the trigonometric functions of :
−330°
Find the trigonometric functions of 120°.
