## How do you verify math answers?

When solving an equation for a variable, plug your answer into the original equation. If your answer is x = 21, plug 21 into the equation x + 9 = 30 to verify the results.

## How do you know if a solution is correct?

The process of making sure a solution is correct by making sure it satisfies any and all equations and/or inequalities in a problem. Example: Verify that x = 3 is a solution of the equation x2 – 5x + 6 = 0. To do this, substitute x = 3 into the equation.

**How to answer ex 8 1 class 10 maths question?**

Ex 8.1 Class 10 Maths Question 3. Ex 8.1 Class 10 Maths Question 4. Ex 8.1 Class 10 Maths Question 5. Given sec θ = , calculate all other trigonometric ratios. Ex 8.1 Class 10 Maths Question 6. If ∠A and ∠B are acute angles such that cos A = cos B, then show that ∠A = ∠B. Ex 8.1 Class 10 Maths Question 7. Ex 8.1 Class 10 Maths Question 8.

**Which is NCERT solution for Class 10 Maths Chapter 8?**

Topics and Sub Topics in Class 10 Maths Chapter 8 Introduction to Trigonometry: NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry Ex 8.1 are part of NCERT Solutions for Class 10 Maths. Here we have given NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry Ex 8.1.

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QuickMath allows students to get instant solutions to all kinds of math problems, from algebra and equation solving right through to calculus and matrices. Home| About| Contact| Disclaimer| Help Algebra