69 584
Assignments Done
Successfully Done
In February 2019

Answer to Question #1850 in Abstract Algebra for sally

Question #1850
Verify the identity
Expert's answer

Let's consider the left part of the expression:
((1+sinx)2 + cos2x)/(cosx(1 +sinx)) = (1+2sinx +sin2x +cos2x)/(cosx*(1+sinx)) =

= (2 + 2 sinx)/(cosx*(1+sinx)) = 2(1+sinx)/(cosx (1+sinx)) = 2/cosx = 2 secx
2secx = 2secx

The identity is proved.

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!


No comments. Be first!

Leave a comment

Ask Your question

Privacy policy Terms and Conditions