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Sachin Rana

IIIrd Year UG, IITB | 115/120 in Maths in JEE Main (2016) | Qualified NSEA (Astronomy Olympiad) | YouTuber with over 58,000 subscribers.

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Tabassum JI

7 months ago

Hi sir
I see first time your session.
I feel good and I want to ask some questions ...
I want to be IAS officer bt I have not right direction.. pls tell me

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Pranav Garg Garg

a month ago

sir cos^2x -cosx =(cosx-1/2)^2-1/4 and then frm this how, -1/4<cos^2x-cosx<2 came sir plz tell

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Pranav Garg Garg

a month ago

hloo sir

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Suyash Onkar

3 months ago

How would you approach this question, the expression Asin²x + Bsinxcosx + Ccos²x lies between?

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Abhishek A Loni

4 months ago

Sir I solved last problem within 3 steps in different method and the way of your teaching liked me a lot. Thank you sir.

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Himangshu Pathak

4 months ago

Bhaiya, in d last question, what wud hv been d minimum value of sinA.sinB? as there will be a domain of theta...

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Sachin Rana

4 months ago

The minimum value will be -1/2 and the maximum value is 1/2.

dit, enlculate the min. and mon 00099+ bgrnQ a+b

We know 212 atb Thus

ma and mui aol the n 2 Now

2 2 5

( ).ceas =) 2