is a solution
. By replacing 
The value pie/2 is a solution for the equation 2sin^2x-sinx-1=0
true or false...
Mathematics, 16.10.2019 01:00 leriscepowell3654
The value pie/2 is a solution for the equation 2sin^2x-sinx-1=0
true or false
Answers: 1
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