Evaluate the following: sin31° - cos59° - Mathematics

Evaluate the following: sin31° - cos59°

योग

sin31° - cos59°
= sin(90° - 59°) - cos59°
= cos59° - cos59°
= 0.

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Trigonometric Equation Problem and Solution

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अध्याय 27: Trigonometrical Ratios of Standard Angles - Exercise 27.3

अध्याय 27 Trigonometrical Ratios of Standard Angles
Exercise 27.3 | Q 2.1

Solve the following equations for A, if `sqrt3` tan A = 1

Find the magnitude of angle A, if 2 tan 3A cos 3A - tan 3A + 1 = 2 cos 3A

Solve for x : sin (x + 10°) = `(1)/(2)`

Find the value of 'A', if 2 sin 2A = 1

In the given figure, PQ = 6 cm, RQ = x cm and RP = 10 cm, find
a. cosθ
b. sin²θ- cos²θ
c. Use tanθ to find the value of RQ

Find the value of: `sqrt((1 - sin^2 60°)/(1 + sin^2 60°)` If 3 tan²θ - 1 = 0, find the value
a. cosθ
b. sinθ

If ΔABC is a right triangle such that ∠C = 90°, ∠A = 45° and BC =7units, find ∠B, AB and AC.

Find the value of 'x' in each of the following:

Find the value of 'y' if `sqrt(3)` = 1.723.
Given your answer correct to 2 decimal places.

Evaluate the following: `(sec32° cot26°)/(tan64° "cosec"58°)`