Find the least and highest value of :
8^sin3x . 16^cos3x
Answers
Answered by
6
See the diagram.
Let Y = 8^{sin3x} × 16^{cos3x}
Take logarithm. Find derivative. And equate it to zero.
Find 2nd derivative. It should be negative for maximum of Y, and positive for minimum value of Y.
Answers: 32 and 1÷32.
Let Y = 8^{sin3x} × 16^{cos3x}
Take logarithm. Find derivative. And equate it to zero.
Find 2nd derivative. It should be negative for maximum of Y, and positive for minimum value of Y.
Answers: 32 and 1÷32.
Attachments:
kvnmurty:
:-)
Thanks sir :-)
.★.
man kvnmurty, you know a lot! I wish people had as much respect to my answers as you :(
Similar questions