Example 3 (ii) - Chapter 7 Class 12 Integrals
Last updated at April 16, 2024 by Teachoo
Examples
Example 1 (ii)
Example 1 (iii)
Example 2 (i)
Example 2 (ii)
Example 2 (iii) Important
Example 3 (i)
Example 3 (ii) Important You are here
Example 3 (iii)
Example 4
Example 5 (i)
Example 5 (ii)
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Example 6 (i)
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Example 7 (i)
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Example 7 (iii)
Example 8 (i)
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Example 9 (i)
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Example 10 (i)
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Example 11
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Example 17
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Example 19
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Example 23
Example 24
Example 25 (i)
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Example 25 (iii)
Example 25 (iv) Important
Example 26
Example 27
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Example 29
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Example 31
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Example 35
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Example 37 Important
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Example 39 Important
Example 40 Important
Example 41 Important
Example 42 Important
Question 1 Important
Question 2
Question 3 (Supplementary NCERT) Important
Last updated at April 16, 2024 by Teachoo
Example 3 Find the following integrals: (ii) ∫▒〖𝑐𝑜𝑠𝑒𝑐 𝑥(𝑐𝑜𝑠𝑒𝑐 𝑥+cot𝑥 ) 〗 𝑑𝑥 ∫▒〖𝑐𝑜𝑠𝑒𝑐 𝑥(𝑐𝑜𝑠𝑒𝑐 𝑥+cot𝑥 ) 〗 𝑑𝑥 = ∫▒(𝑐𝑜𝑠𝑒𝑐 𝑥+𝑐𝑜𝑠𝑒𝑐 𝑥 cot𝑥 ) 𝑑𝑥 = ∫▒〖𝑐𝑜𝑠𝑒𝑐^2 𝑥 𝑑𝑥〗+∫▒〖𝑐𝑜𝑠𝑒𝑐 𝑥 cot𝑥 〗 𝑑𝑥 = −𝐜𝐨𝐭𝒙 −𝒄𝒐𝒔𝒆𝒄 𝒙+𝑪 As ∫1▒〖𝑐𝑜𝑠𝑒𝑐^2 𝑥〗 𝑑𝑥=−cot𝑥+𝐶 ∫1▒〖𝑐𝑜𝑠𝑒𝑐 𝑥 cot𝑥 𝑑𝑥〗=−𝑐𝑜𝑠𝑒𝑐 𝑥+𝐶