Evaluate each function Round your answers to four decimal pl

Evaluate each function. Round your answers to four decimal places. cot (pi/15) and tan pi/15 a. 4.7046 and 0.2126. b. 4.7546 and 0.26266 d. 4.8046 and 0.3126 e. 4.9046 and 0.4126

Solution

we cannot find cot(_/15) by sum or difference formula

so by calculator cot(_/15)=4.7046

tan(_/15)=1_/cot(/15)

tan(_/15)=1_/4.7046

tan(_/15)=0.2126