Q.12
If tano + 4 coto= 4, the value of tan’0+ coto is.
[West Bengal 2013-14
(1) 3
(2)16
aloo
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TanΦ+4cotΦ=4
tanΦ+cotΦ+3cotΦ=4
tanΦ+cotΦ=4-3cotΦ
...
you had given wrong options firstly...
thanks.. hope this little help u
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