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Vineet Loomba

IITian | No. 1 Educator in IIT-JEE (Maths) | 2.6 Million Minutes Watch Time | 8+ Years Experience | Youtube: Maths Wallah | vineetloomba.com

Comments

(8)

Unacademy user

Minoti Bose

2 years ago

Happy New year mam. Thank you so much for such useful lessons.

0

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Lamphrangmi Lamin

3 months ago

best quality lectures I've ever seen!
Well done sir!

0

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Vineet Loomba

3 months ago

Thanks ..domt forger to rate 5 stars to the course

Aditya Gupta

3 months ago

sir pls add materices and determinants

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Aditya Gupta

3 months ago

ur videos are too awesome

0

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Parthesh Singh

5 months ago

sir cos(-theta) is cos (theta) ...sir apko kaise pta ki so 4th qudrant me jayega...I mean theta ka Value to kitna v ho skta hai hai na..negative direction me kisi v qudrant me ja skta hai

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Vineet Loomba

5 months ago

sin(90-Q) =cos Q likhte ho na ? ..kya pta Q 90 se Bda ho and 90-Q negative ban ke 4th quad mein aa jaye ?? aise toh koi bhi identity ap likh he ni paoge because u dont know the angle

Pranav Garg

a year ago

is possible to can be write as cos 870

3

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Vineet Loomba

a year ago

yes you can

Pranav Garg

a year ago

if we see this angles lie in the 3rd quardant

Vineet Loomba

a year ago

dont see like tht....frst apply the formula of cos (-theta) and then lower the angle ...when angle comes less than 360 then see the quadrant

Pranav Garg

a year ago

ok sir

Pranav Garg

10 months ago

sir, I want solution

Pranav Garg

10 months ago

of que

Pranav Garg

10 months ago

cos^2A-sin^2A=tan^2B then prove that tan^2A=cos^2B-sin^2B

Vineet Loomba

10 months ago

its not possible to solve questions in comment section here ..i cant use symbols. sorry

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