Question

I need answer quickly

Answer 1

Answer:

1

Step-by-step explanation:

the answer for the given question is 1...u can solve the question and you will get answer as 1

Answer 2

Answer:

4

Step-by-step explanation:

If you draw the graph of 2cosx and sinx

then it cuts 1 times in (0,π ) similarly (0,4π) it cuts at 4 times hence no. of solution will be 4 .

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Hope it's helpful !