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OpenStudy (waheguru):

How so show that tan30 +1/tan30 = 1/(sin30(cos30)

hartnn (hartnn):

write tan as sin/cos

OpenStudy (waheguru):

but tan 30 can be written as \[\sqrt3/3\]

OpenStudy (waheguru):

|dw:1384023738100:dw|

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