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(tan8 0^(@)-tan1 0^(@))/tan70^(@)...

`(tan8 0^(@)-tan1 0^(@))/tan70^(@) `

A

0

B

1

C

2

D

3

Text Solution

Verified by Experts

The correct Answer is:
C
`(tan80^(@)-tan10^(@))/(tan(80^(@)-10^(@)))`
`=(tan80^(@)-tan10^(@))/(tan80^(@)-tan10^(@))xx(1+tan80^(@)tan10^(@))`
`=1+tan80^(@)tan10^(@)=2`
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