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Interactive video lesson plan for: Algebra - Trigonometry Identities | Trigonometry Identities solved problems

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Algebra - Trigonometry Identities | Trigonometry Identities solved problems

http://www.learncbse.in/ncert-class-10-math-solutions/
http://www.learncbse.in/ncert-solutions-for-class-10-maths-chapter-8-introduction-to-trigonometry/
http://www.learncbse.in/rd-sharma-class-10-solutions-chapter-5-trigonometric-ratios/

00:02 Q5. Prove the trigonometric equations using trigonometric identities, where the angles involved are acute angles for which the expressions are defined
00:04 q5 (3)
00:30 How to solve Trigonometric equations using Trigonometric identities
00:52 Quotient Identities
cot A = cos A / sin A. tan A = sin A/cos A.
02:21 solving Trigonometric identities
04:03 a cube minus b cube formula
Expanding a cube
04:40 Use Pythagorian Identity
sin squared theta plus cos squared theta = 1
05:21 Reciprocal Identity.
The ratios cosec A, sec A and cot A are respectively, the reciprocals of the ratios sin A, cos A and tan A
sec A = 1/cos A. cosecA = 1/sin A.
05:53 How to prove Trigonometric identities summary.

06:05 Q5. Prove the trigonometric equations using trigonometric identities, where the angles involved are acute angles for which the expressions are defined
06:08 q5 (2)
06:23 Procedure for proving Trigonometric equations
06:45 consider LHS of the trigonometric equation
07:24 algebra maths formulas | Algebraic Expressions and Formulas
USE (a-b)^2 expanding formula
08:02 Use Pythagorian Identity
sin squared theta plus cos squared theta = 1
09:04 Reciprocal Identity.
The ratios cosec A, sec A and cot A are respectively, the reciprocals of the ratios sin A, cos A and tan A
sec A = 1/cos A
09:17 How to prove Trigonometric identities.

00:02 Q5. Prove the trigonometric identities, where the angles involved are acute angles for which the expressions are defined
09:42 q5 (i)
09:56 Procedure for solving Trigonometric equations
10:08 consider LHS of the trigonometric equations
10:18 Reciprocal Identity.
The ratios cosec A, sec A and cot A are respectively, the reciprocals of the ratios sin A, cos A and tan A
Quotient Identity
cot A = cos A / sin A.
09:53 Use Pythagorian Identity
sin squared theta plus cos squared theta = 1
12:17 trigonometric equation is proved

12:38
00:02 Q5. Prove the trigonometric equations using trigonometric identities, where the angles involved are acute angles for which the expressions are defined
12:44 q5 (4)
13:06 solving trigonometric identities procedure
13:21 consider LHS of the trigonometric equation
13:33 Reciprocal Identity.
The ratios cosec A, sec A and cot A are respectively, the reciprocals of the ratios sin A, cos A and tan A
sec A = 1/cos A.
14:20 consider RHS of the trigonometric equation
14:36 Use Pythagorian Identity
sin squared theta plus cos squared theta = 1
15:06 a squared minus b square formula
15:33 LHS & RHS of the trigonometric equation are equal.
Hence,trigonometric identity is solved

15:48
15:50 q5 (10). Prove the trigonometric identities, where the angles involved are acute angles for which the expressions are defined
16:25 Learn how to prove trigonometric identities through our working model.
16:32 consider LHS of the trigonometric equation
16:56 Reciprocal Identity.
The ratios cosec A, sec A and cot A are respectively, the reciprocals of the ratios sin A, cos A and tan A.
cot A = 1 / tan A
17:40 consider middle expression of the trigonometric equation
17:52 use Reciprocal Identity
19:31 trigonometric identities are proved.

19:49 Q5. Prove the trigonometric identities, where the angles involved are acute angles for which the expressions are defined
19:51 q5 (8).
20:19 Procedure for solving Trigonometric equations
20:22 Consider LHS of the trigonometric equation
21:54 Reciprocal Identity.
The ratios cosec A, sec A and cot A are respectively, the reciprocals of the ratios sin A, cos A and tan A.
cosec A = 1 / sin A.
22:30 Use Pythagorian Identity
22:30 Cosecant squared theta minus cot squared theta = 1
22:33 secant squared theta minus tan squared theta = 1
22:38 Simply the trigonometric expression.
22:54 LHS is RHS of the trigonometric equation.Trigonometric equation is proved.

Using the fundemental identities and the Pythagorean Identities
multiple examples of verifying trigonometric identities
How to Solve Trigonometric Identities Proving Problems
method to solve trigonometric identities problems
the Quotient Identities, Reciprocal Identities, and the Pythagorian Identities.

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learncbse.in
CBSE solutions for class 10 maths Chapter 8 Trigonometry Exercise 8.4
Common core Math Trigonometry

Tagged under: ncert solutions,learncbse.,gyanpub,Algebra,Trigonometry Identities,solved,solved problems,trigonometric identities problems,trigonometric functions,Math Tutorials:,mathematics class 10 cbse,cbse mathematics class 10,trigonometry tutor,trigonometry algebra,learn trigonometry,proving problem trigonometric identity,Verifying Trigonometric Identities,Common core Math

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