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OpenStudy (anonymous):
is cscx(2sinx - square root 2) = 0 an Identity
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OpenStudy (faiqraees):
Take any value of x and if the left hand side equal to zero then yes it is an identity
OpenStudy (faiqraees):
But don't take x =0
OpenStudy (anonymous):
okay so like 2sinx
OpenStudy (faiqraees):
No take like x=45
OpenStudy (anonymous):
Where in the world did you get 45?
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OpenStudy (anonymous):
is it like 45 45 90 triangle?
OpenStudy (faiqraees):
Are you doing calculations in radians or degrees
OpenStudy (anonymous):
Radians
OpenStudy (faiqraees):
Then use pi/2
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