common-core-math-trigonometry-functions-solve-trigonometric-equations-with-trig-identities

Common core math Trigonometry Functions | Solve Trigonometric Equations with Trigonometric Identities

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 CCSS.MATH.CONTENT.HSF.TF.C.9 Example Q5. Prove the trigonometric equations using trigonometric identities, where the angles involved are acute angles for which the expressions are defined

00:04 CCSS.MATH.CONTENT.HSF.TF.C.9 Example q5 (7)

00:19 Procedure for proving Trigonometric equations using trigonometric identities

00:27 Take LHS of the trigonometric equation

01:14 Quotient Identity

tan A = sin A/cos A.

01:22 Use Pythagorian Identity

sin squared theta plus cos squared theta = 1

01:49 solving trigonometric expressions

02:28 LHS is RHS of the trigonometric equation.Trigonometric equation is proved.

02:45 q5 (9). Prove the trigonometric identities, where the angles involved are acute angles for which the expressions are defined

03:05 Leran Procedure for proving Trigonometric equations using trigonometric identities

03:09 consider LHS of the trigonometric equation

03:25 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 / cos A

03:07 Use Pythagorian Identity

sin squared theta plus cos squared theta = 1

05:00 RHS of the trigonometric equation

05:08 Quotient Identity

tan A = sin A/cos A. tan A=cos A/sin A

05:50 LHS is RHS of the trigonometric equation.Trigonometric equation is proved.

06:14 CCSS.MATH.CONTENT.HSF.TF.C.9 Example q5 (8).

06:30 Procedure for solving Trigonometric equations

06:40 Consider LHS of the trigonometric equation

07:54 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.

08:31 Use Pythagorian Identity

08:25 Cosecant squared theta minus cot squared theta = 1

08:43 secant squared theta minus tan squared theta = 1

09:04 Simply the trigonometric expression.

09:20 LHS is RHS of the trigonometric equation.Trigonometric equation is proved.

09:33 CCSS.MATH.CONTENT.HSF.TF.C.9 Example q5 (2)

09:48 Procedure for proving Trigonometric equations

09:52 consider LHS of the trigonometric equation

10:47 algebra maths formulas | Algebraic Expressions and Formulas

USE (a-b)^2 expanding formula

11:31 Use Pythagorian Identity

sin squared theta plus cos squared theta = 1

12:32 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

12:51 How to prove Trigonometric identities.

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CBSE solutions for class 10 maths Chapter 8 Trigonometry Exercise 8.4

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

use trigonometric identities

proving problem using trigonometric identity

use some trigonometric ratios of complementary angle

NOTE:Solution completed at 12:57

Tagged under: ncert solutions,learncbse.,gyanpub,Common core,core math Trigonometry,Trigonometry Functions,Solve Trigonometric,Trigonometric Equations,Trigonometric Identities,solve trigonometry,Proving,Trigonometric Ratios,Verifying,Proving Trigonometric Identities,Solving Equations,Fundamental Trigonometric Identities Intro & Proofs, trigonometric ratios complementary angle

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