Question

22.
cot 30° /1-tan 30°
+
tan 30°/ 1-cot 30
=
1) 1+cos ec60°.sec 60°
2) 1-cos ec30º.sec 30°
3) 1+cos ec30º.sec 30°
4)1-tan 30° cot 30°​

Answer 1

Answer:

cot 30 /1- tan 30

= √3/(1-1/√3)

Answer 2

Answer:

option 3 is correct option. 1 + cosec30°×sec30°

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