# Inter maths 1A chapter 6 exercise 6(a) solutions

Intermediate mathematics 1st year chapter 6 Trigonometric Ratios upto Transformations textbook solutions for exercise 6(a).

These solutions are very easy to understand. Study the text boo lesson very well.

You should observe the example problems and solutions in the textbook. Try them.

You can observe the solutions given below and try them in your own method.

**You can also see**

Inter Maths 1A textbook solutions

Inter Maths 1B textbook solutions

Inter Maths IIA textbook solutions

Inter Maths IIB textbook solutions

** Trigonometric Ratios upto Transformations **

Inter Maths Trigonometry text book solutions

Model papers for SSC and Inter Maths

## Chapter 6 – Trigonometric Ratios upto Transformations

**Exercise 6(a)**

**Class 11 maths Inter 1st year Chapter 6 Exercise 6a Problem 1**

Convert the following into simplest form.

**Class 11 maths Inter 1st year Chapter 6 Exercise 6a Problem 2**

Find the value of each of the following

i. sin ( – 405)

ii. cos ( – 7π/2)

iii. Sec (2100°)

iv. Cot ( – 315°)

**Class 11 maths Inter 1st year Chapter 6 Exercise 6a Problem 3**

Evaluate cos 225° – sin 225° + tan 495° – cot 495°.

**Class 11 maths Inter first year Chapter 6 Exercise 6a Problem 4**

Find the value of sin 330°. cos 120° + cos 210° . sin 300°

**Class 11 maths Inter first year Chapter 6 Exercise 6a Problem 5**

**Class 11 maths Inter first year Chapter 6 Exercise 6a Problem II Question 1**

**Class 11 maths Inter first year Chapter 6 Exercise 6a Problem II Question 3**

If A, B, C, D are angles of a cyclic quadrilateral, then prove that

a. sin A – sin C = sin D – sin B and

b. Cos A + cos B + cos C + cos D = 0.

Problem

If sin A + 5 cos A = 5, then show that 5 sin A – 3 cos A = 13.

**Class 11 maths Inter first year Chapter 6 Exercise 6a Problem III Question 1**

Problem

**Class 11 math solution Inter first year Chapter 6 Exercise 6a Problem III Question 2**

**Note: **Observe the solutions and try them in your own methods.

**Some more**

**You can also see the solutions for Inter maths for examination purpose.**

**Maths 1A **

** **1. Functions

3. Matrices

5. Trigonometric ratios upto transformations 1

6. Trigonometric ratios upto transformations 2

8. Inverse trigonometric functions

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