Answer:
1-a 2-c hope im right
Step-by-step explanation:
Answer:
It is proved that
.
Step-by-step explanation:
We already have the identity of x as
.......... (1) .
So, from equation (1) we can write that

⇒ 
⇒ 
⇒
Hence, it is proved that
. (Answer)
Answer: 5 feet off the ground
Step-by-step explanation:
Answer:
Step-by-step explanation: