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S No.	Topic	Video
11	Questions: Find the value of the trig functions
12	Questions: Prove the following
13	Ex 3.3 NCERT Question 5
14	Ex 3.3 NCERT Question 6
15	Prove that: cos (270 + x) = sin x
17	Ex 3.3 NCERT Question 9
18	cos (x + y) = 4/5, then Find the value of sin (x + y)
19	Ex 3.3 Exemplar Question 4
20	Prove the following
21	Ex 3.3 Exemplar Question 5
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Topic/Video
11 Questions: Find the value of the trig functions
12 Questions: Prove the following
13 Ex 3.3 NCERT Question 5
14 Ex 3.3 NCERT Question 6
15 Prove that: cos (270 + x) = sin x
17 Ex 3.3 NCERT Question 9
18 cos (x + y) = 4/5, then Find the value of sin (x + y)
19 Ex 3.3 Exemplar Question 4
20 Prove the following
21 Ex 3.3 Exemplar Question 5
« 1 2 3 4 »

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