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Mathematics
Lizbeth Flores
16 June, 20:09
Sin^2x - 2sinx + 1 = 0
+3
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2
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Josiah Mann
16 June, 21:11
0
90, 270 degrees
Step-by-step explanation:
sin (x) = a
a^2 - 2a + 1 = 0
(a-1) ^2 = 0
1 = a
So ...
1 = sin (x)
90, 270 = x
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John Daugherty
16 June, 21:23
0
Step-by-step explanation:
x=Pi / 2+2 Pi n
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