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shivamsinha
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1
cos0

Ala123
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dw:1336423289842:dw
is this right?

kevinkeegan
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absolutely

Ala123
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then you cancel out the sinӨ and left with: 1/cosӨ  cosӨ

Ala123
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then what ?

shivamsinha
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ake 1/os0 common

kevinkeegan
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do solve like ur solving fractions, change 1sin^2x = cos^2x

Ala123
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ahh ok lol

shivamsinha
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dw:1336416262993:dw

Ala123
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1sin^2Ө always = cos^2Ө ?