cluis811
21.02.2021 •
Mathematics
Find the exact values of sina, cosa, tana, sinß, cosß, and tanß.
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Ответ:
a. 4
b. 5
Step-by-step explanation:
a. r = √(112/7) =√16 =4
b. 4x+8 = 28
4x = 28-8
4x = 20
x= 5