` (27^(29))/(28) `Find R.

(25^(29))/(28) find R.

( 29^(67^(23)))/(25) Find R .

( 17^(23) +29^(23))/(23) Find R

(25^(26^(27)))/(11) Find R.

(28!)/(29) find R.

Ex-3 (27-29)

If sum_(r=15)^(29)cos((r pi)/(2)+theta)=S_(1) and sum_(r=15)^(29)sin((r pi)/(2)+theta)=S_(2) then find the value of (s_(2))/(s_(1))

The product of two numbers is (-28)/(27) . If one of the numbers is (-4)/(9) , find the other.