HSC Science (General) 11th Standard - Maharashtra State Board Question Bank Solutions for Mathematics and Statistics

Find the trigonometric functions of :

−225°

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:

The value of the expression cos1°. cos2°. cos3° … cos179° =

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 :

−150°

Answer the following:

Find the trigonometric functions of :

−180°

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°

Prove the following:

`(cos27^circ + sin27^circ)/(cos27^circ - sin27^circ)` = tan72°

Prove the following:

tan10° + tan35° + tan10°.tan35° = 1

Prove the following:

`(cot"A"cot4"A" + 1)/(cot"A" cot4"A" - 1) = (cos3"A")/(cos5"A")`

Prove the following:

(sin 3x + sin x)sin x + (cos 3x – cos x) cos x = 0