All the angles are different. And It's concave.
Remember: We have to work from either the LHS or the RHS.
(Left hand side or the Right hand side)
You should already know this:
You should also know this:
So plugging in both of those into our identity, we get:
Simplify the denominator on the LHS (Left Hand Side)
We get:
LHS = RHS
Therefore, identity is verified.
Answer: i think its 75 srry if wrong
Step-by-step explanation:
Answer:
7 days are in a week. 5 week days, 2 days for the weekend hope this helps.