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Last updated at Aug. 25, 2021 by Teachoo

Transcript

Example 16 Find the following products using appropriate identities: (ii) (x 3) (x + 5) (x 3) (x + 5) Using (x + a) (x + b) = x2 + (a + b)x + ab, putting a = 3, b = 5 = x2 + ( 3 + 5)x + ( 3)(5) = x2 + 2x 15

Examples

Example 1 (i)

Example 1 (ii)

Example 1 (iii) Important

Example 2 (i)

Example 2 (ii)

Example 2 (iii)

Example 3 Important

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Example 7 Important

Example 8 Deleted for CBSE Board 2022 Exams

Example 9 Important Deleted for CBSE Board 2022 Exams

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Example 16 (i)

Example 16 (ii) You are here

Example 17

Example 18 (i) Important

Example 18 (ii)

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Example 21 Important

Example 22 (i)

Example 22 (ii)

Example 23 (i) Important

Example 23 (ii)

Example 24 Important

Example 25 Important Deleted for CBSE Board 2022 Exams

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.