tan 80^(@) tan 10^(@) + sin^(2) 70^(@) +...

`tan 80^(@) tan 10^(@) + sin^(2) 70^(@) + sin ^(2)20^(@)` का मान बताइए |

A

0

B

1

C

2

D

`(sqrt(3))/(2)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

C

Promotional Banner

Promotional Banner

Recommended Questions

tan 80^(@) tan 10^(@) + sin^(2) 70^(@) + sin ^(2)20^(@) का मान बताइए |
Text Solution
|
Prove that : (i) (sin 70^@)/(cos 20^@)+(cosec 20^@)/(sec 70^@)-2cos ...
Text Solution
|
मान ज्ञात कीजिये (sec theta cosec (90^(@)-theta)-tan theta cot (90^(@)...
Text Solution
|
सिद्ध कीजिए कि tan 10^(@) tan 20^(@) tan 70^(@) tan 80^(@)=1
Text Solution
|
(cos 20^(@)+8 sin 70^(@) sin 50^(@) sin 10^(@))/( sin^(2)80^(@)) is eq...
Text Solution
|
The value of (tan 80^@ - tan 10^(@))/( tan 70^(@))
Text Solution
|
sin 10^(@) cos 20^(@) tan 40^(@) tan 50^(@) cosec 70^(@) sec 80^(@) =1
Text Solution
|
sin 10^@ sin 50^@ sin 60^@ sin 70^@ = m and tan20^@ tan 40^@ tan 60^@ ...
Text Solution
|
Evaluate : (sec theta ."cosec" (90^(@) - theta) - tan theta.cot (90^(@...
Text Solution
|