Find the sign of the values of `tan113^0-cos107^0=a` and `tan107^0-cos105^0=b`

Find the sign of the values of tan113^(0)-cos107^(0)=a and tan107^(0)-cos105^(@)=b

Find the value : tan 105^0

Find the values of the following: tan105^0

Find the values of the following: tan15^(0) ij.tan75^(0)

Evaluate : tan35^0tan40^0tan45^0tan50^0tan55^0

If tan 17^(@) = x , find the value of (tan 163^@ - tan 107^@)/(1 + tan 163^@ tan 107^@) .

Solve the equation : cos theta = sin 105^0 + cos 105^0

Find the value of (cot25^0+cot55^0)/(tan25^0+tan55^0)+(cot55^0+cot100^0)/(tan55^0+tan100^0)+(cot100^0+cot25^0)/(tan100^0+tan25^0)

Find the value of (cot25^0+cot55^0)/(tan25^0+tan55^0)+(cot55^0+cot100^0)/(tan55^0+tan100^0)+(cot100^0+cot25^0)/(tan100^0+tan25^0)