Some useful relations and identities:



By the first relation, we have

Applying the two latter identities, we get

We can apply the third identity again:

and this is probably as far as you have to go, but by no means is it the only possible solution.
I need a paragraph using 10 of these 15 words sensible,startled,jovial,lecture,saunter,comical,apologize,banish,cautious,ascend,
Annette [7]
Ethan was startled when he learned that he made the football team. He was reassured by family and friends that he would do a great job. Being cautious, Ethan was able to get his workout routines down packed with lectures from his coach. Once the games started, his level of play ascends to the point that some people had to apologize because they thought he wasn't good enough. Ethan had a few comical moments when the football tumbled during a game, but his level of low self-esteem descend because his confidence grew. He became sensible and banish all negativity.
Answer:
Step-by-step explanation:I don't say you have to mark my ans as brainliest but plz don't forget to thank me if it has really helped you...
Answer:
No
Step-by-step explanation:
if the X number ever repeats, then its never a function