Answered

Discover the best answers to your questions with the help of IDNLearn.com. Our community is here to provide the comprehensive and accurate answers you need to make informed decisions.

prove that[tex]sin 5x+sin3x/cos5x+cos3x=tan4x[/tex]

Sagot :

Pepe11idn
sin5x + sin3x = 2sin4x.cosx
cos5x + cos3x = 2cos4x.cosx
so [tex] \frac{2sin4x.cosx}{2cos4x.cosx} [/tex] = [tex] \frac{sin4x}{cos4x} [/tex]
= tan4x

Your engagement is important to us. Keep sharing your knowledge and experiences. Let's create a learning environment that is both enjoyable and beneficial. Your search for solutions ends here at IDNLearn.com. Thank you for visiting, and come back soon for more helpful information.