![SOLVED:Use identities to fill in each blank with the appropriate trigonometric function name. See Example 2 . 72^∘=cot18^∘ SOLVED:Use identities to fill in each blank with the appropriate trigonometric function name. See Example 2 . 72^∘=cot18^∘](https://cdn.numerade.com/previews/86344ee6-3f2a-4064-8b06-4376b3373058.gif)
SOLVED:Use identities to fill in each blank with the appropriate trigonometric function name. See Example 2 . 72^∘=cot18^∘
![Prove that: (i) cos55^(@)sin 35^(@)+sin 55^(@)cos 35^(@)=1 (ii) (tan 72^(@))/(cot 18^(@))-(cot 7... - YouTube Prove that: (i) cos55^(@)sin 35^(@)+sin 55^(@)cos 35^(@)=1 (ii) (tan 72^(@))/(cot 18^(@))-(cot 7... - YouTube](https://i.ytimg.com/vi/vV27mUsxRLo/maxresdefault.jpg)
Prove that: (i) cos55^(@)sin 35^(@)+sin 55^(@)cos 35^(@)=1 (ii) (tan 72^(@))/(cot 18^(@))-(cot 7... - YouTube
![The value of `cot18^(@)(cot72^(@)cos^(2)22^(@)+(1)/(tan72^(@)sec^(2)68^(@)))` is - Sarthaks eConnect | Largest Online Education Community The value of `cot18^(@)(cot72^(@)cos^(2)22^(@)+(1)/(tan72^(@)sec^(2)68^(@)))` is - Sarthaks eConnect | Largest Online Education Community](https://learnqa.s3.ap-south-1.amazonaws.com/images/16114053772023768308HONI2p0IiR9zv2UL.png)
The value of `cot18^(@)(cot72^(@)cos^(2)22^(@)+(1)/(tan72^(@)sec^(2)68^(@)))` is - Sarthaks eConnect | Largest Online Education Community
![Q19 | Prove that cot^(-1)7 + cot^(-1)8 + cot^(-1)18 = cot^(-1)3 | cot inverse 7 + cot inverse 8 - YouTube Q19 | Prove that cot^(-1)7 + cot^(-1)8 + cot^(-1)18 = cot^(-1)3 | cot inverse 7 + cot inverse 8 - YouTube](https://i.ytimg.com/vi/GG2mxF_LIpQ/maxresdefault.jpg)
Q19 | Prove that cot^(-1)7 + cot^(-1)8 + cot^(-1)18 = cot^(-1)3 | cot inverse 7 + cot inverse 8 - YouTube
![Amazon.com: BYER OF MAINE Easy Cot - Extra Large Folding Cot - Heavy Duty Cot for Indoor and Outdoor Use - Cot Bed for Adults - 78”L X 31”W X 18”H - 330 lb Capacity : Sports & Outdoors Amazon.com: BYER OF MAINE Easy Cot - Extra Large Folding Cot - Heavy Duty Cot for Indoor and Outdoor Use - Cot Bed for Adults - 78”L X 31”W X 18”H - 330 lb Capacity : Sports & Outdoors](https://m.media-amazon.com/images/I/61TfBT3jxbL.jpg)