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- Introduction to Trigonometry : NCERT Solution of Exercise 8.4 (Part - II)

Exercise 8.4 (Part - II)

Question 5 - Prove the following identities, where the angles involved are acute angles for which the expressions are defined.

Solution:

LHS = RHS proved

Solution:

Solution:

Solution:

using the identity

Solution:After dividing numerator and denominator by sin A, we get

After multiplying with [cotA (1-cosecA)] in numerator and denominator both we get

Solution:

Solution:

Solution:

Hence; LHS = RHS proved

Solution:

Hence; LHS = RHS proved

Solution:

Hence; LHS = Middle Term = RHS proved

- 10th Maths Paper Solutions Set 2 : CBSE Delhi Previous Year 2015
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Introduction
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NCERT Solution - Exercise 3.1
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NCERT Solution - Exercise 3.2 Part-1
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NCERT Solution - Exercise 3.2 Part-2
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NCERT Solution - Exercise 3.3 Part-1
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NCERT Solution - Exercise 3.3 Part-2
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NCERT Solution - Exercise 3.4 Part-1
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NCERT Solution - Exercise 3.4 Part-2
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NCERT Solution - Exercise 3.5 Part-1
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NCERT Solution - Exercise 3.5 Part-2
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NCERT Solution - Exercise 3.6 Part-1
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NCERT Solution - Exercise 3.6 Part-2
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NCERT Solution - Exercise 4.1 Part-1
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NCERT Solution - Exercise 4.1 Part-2
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NCERT Solution - Exercise 4.2 Part-1
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NCERT Solution - Exercise 4.2 Part-2
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NCERT Solution - Exercise 4.2 Part-3
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NCERT Solution - Exercise 4.3 Part-1
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NCERT Solution - Exercise 4.3 Part-2
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NCERT Solution - Exercise 4.3 Part-3
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NCERT Solution - Exercise 4.3 Part-4
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NCERT Solution - Exercise 4.3 Part-5
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NCERT Solution - Exercise 4.4 Part-1
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NCERT Solution - Exercise 4.4 Part-2
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Solution of Exercise 5.1 (NCERT)-Part-1
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Solution of Exercise 5.1 (NCERT)-Part-2
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Solution of Exercise 5.1 (NCERT)-Part-3.1
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Solution of Exercise 5.1 (NCERT)-Part-3.2
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Solution of Exercise 5.2 (NCERT) Part -1
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Solution of Exercise 5.2 (NCERT) Part -2
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Solution of Exercise 5.2 (NCERT) Part -3
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Solution of Exercise 5.2 (NCERT) Part -4
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Solution of Exercise 5.2 (NCERT) Part -5
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Solution of Exercise 5.2 (NCERT) Part -6
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Solution of Exercise 5.3 (NCERT)Part -1
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Solution of Exercise 5.3 (NCERT)Part - 2
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Solution of Exercise 5.3 (NCERT)Part - 3
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Solution of Exercise 5.3 (NCERT)Part - 4
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Solution of Exercise 5.3 (NCERT)Part - 5
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Solution of Exercise 5.3 (NCERT)Part - 6
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Solution of Exercise 5.3 (NCERT)Part - 7
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Solution of Exercise 5.3 (NCERT)Part - 8
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Solution of NCERT Exercise 5.4 (Optional)
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Introduction : Theorems
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NCERT Solution of Exercise 6.1
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NCERT Solution Exercise 6.2 Part - I
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NCERT Solution Exercise 6.2 Part - II
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NCERT Solution Exercise 6.2 Part - III
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NCERT Solution of Exercise 6.3 Part - III
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NCERT Solution of Exercise 6.4
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NCERT Solution of Exercise 6.5
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NCERT Solution of Exercise 6.5 Part - 2
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NCERT Solution of Exercise 6.6 - Part - 1
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NCERT Solution of Exercise 6.6 - Part - 2
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THEOREM 1:
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Solution of NCERT Exercise 10.1
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Solution of NCERT Exercise 10.2
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Solution of NCERT Exercise 10.2 - Part 2
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Solution of NCERT Exercise 10.2 - part - 3
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Solution of NCERT Exercise 10.2 - part - 4
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Solution of NCERT Exercise 10.2 - part - 5
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Solution of NCERT Exercise 10.2 - part - 6
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