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Ramazan200148
@Ramazan200148
August 2022
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Система уровнению рещить надо!
sinx+cosy=1.5 sin^2x+cos^2y=1.25
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tahirsultanov
Sinx=a cosy=b
a+b=1.5 a=1.5-b (1.5-b)^2+b^2=1.25-3b+b^2-1.25=0
-3b+b^2=0
b=0 b=3
a=1.5 a=3
a^2+b^2=1.25
sinx=3
cosy=1.5
x=(-1)^narcsin3+pn
y=+-arccos1.5+2pn
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Answers & Comments
a+b=1.5 a=1.5-b (1.5-b)^2+b^2=1.25-3b+b^2-1.25=0
-3b+b^2=0
b=0 b=3
a=1.5 a=3
a^2+b^2=1.25
sinx=3
cosy=1.5
x=(-1)^narcsin3+pn
y=+-arccos1.5+2pn