Question

3 - dadas as funções

f(x) 4 sen 2x

g(x)= 1/2 cos3x

determine:

a) f(π/2), g(π/2)

b) g(π), f(π)

Answer 1

f(x)=4*90 =2x
f(x) 2x=360
f(x)=120

g(x)=1/2*90=3x
g(x) 3x=90/2
g(x) 3x=45
g(x)=15
120.3,14/2
188,4
15.3,14/2
23,55
15.3,14
47,1
120.3,14
376,8