College Algebra Trig for EngSci ll 003Lu Homework Section 7

College Algebra & Trig for Eng&Sci; ll (003)-Lu Homework: Section 7.3 Homework Score: 0 of 1 pt 50126 (13complete) 7.3.15 f(0) = sin and g(0) = cos0. Find the exact value of the expression below if 0-60. Do not use a calculator 2f(0) Type an exact answer, using radicals as needed.)

Solution

f(theta)=sintheta

2f(theta)=2sin(theta)

Theta=60 degrees implies

2f(theta)=2sin(pi/3)= 2*sqrt(3/4)=sqrt(3)

Final answer is sqrt(3).