Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

whts the value of cos 4x can you reply it back to the mail id deepan.nj at gmail.com

whts the value of cos 4x can you reply it back to the mail id deepan.nj at gmail.com

Grade:12th pass

2 Answers

Amit
405 Points
2 years ago
Hi there.. I didn`t got what you are trying to ask. Whether you formula or something else.. For formula just exapnd it as 2cos²2x -1 and again use formula of cos2x.
Md hasan
44 Points
2 years ago
If we do the differentiate with respect to x...Answer will be -4sinx....Dy/dx=d(cos4x)/dx=(-sinx)×4=-4sinx

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free