Prove :1+tan^2(45°-theta)/1-tan^2(45°-the ta)=cosec^2​

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

Pls yall i really need the answer fr fr