1.sec^x-2tanx=0

2.tan(x/2)=sinx

my teacher game me the answers: for 1 its 45,225 and for 2 its 0, 90, 270.

can you please explain it to me using some simple steps?

thanks

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- May 26th 2011, 07:39 PMhersheybat11How doI solve this?
1.sec^x-2tanx=0

2.tan(x/2)=sinx

my teacher game me the answers: for 1 its 45,225 and for 2 its 0, 90, 270.

can you please explain it to me using some simple steps?

thanks - May 26th 2011, 08:02 PMpickslides
Is the first question

or

?? - May 26th 2011, 08:14 PMdwsmith