Answer:
Use trig
Step-by-step explanation:
sin(55) = x/21
x = 21sin(55)
use calculator in degree mode
cos(55) = y/21
21cos(55) = y
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Answer:
5/6
Step-by-step explanation:
3/3 + 2/3 = 5/3 = 10/6 which can be divided by 2
Answer:
No
Step-by-step explanation:
The inverse function of f(x) is x+7