They’ve already earned $105 so they need $45 more to reach their goal
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Answer: 
<u>Step-by-step explanation:</u>
Note the following identities: tan² x = sec²x - 1

tan² x + sec x = 1
(sec² x -1) + sec x = 1
sec² x + sec x - 2 = 0
(sec x + 2)(sec x - 1) = 0
sec x + 2 = 0 sec x - 1 = 0
sec x = -2 sec x = 1

Answer:
48
Step-by-step explanation:
just ask siri
They get carbon dioxide out of the air
they give us oxygen
they are beautiful and provide homes and food for animals
Hope this helped