(1) Find the value.`|15-2|`

Find the value of sin15^(@)

Find the value of tan15^(@)

Find the value of tan15^@ .

If 2=10^(m) and 3=10^(n) , then find the value of 0.15

There are two angles a and b such that a=b+15^(@) . If the supplement of 3b is twice the complement of b+15^(@) find the value of a

Find the value of : 21.05-15.27

If (a)/(b)=(4)/(5) and (b)/(c)=(15)/(16), find the value of (c^(2)-a^(2))/(c^(2)+a^(2))

If cot theta = (8)/(15) then find the values of sin theta and sec theta .