Question

find the taylor polynomial of degree 4 of..
f(x) = cos^2(x) at a = pi/4

Answer 1

f(x)=1/2+(x-pi/4)f'(pi/4)+(x-pi/4)^2f''(pi/4)/2!+(x-pi/4)^3f'''(pi/4)/3!+(x-pi/4)^4f''''(pi/4)/4!

Answer 2

would you leave your answer like that on a test?

Answer 3

no.....the rest u have to find...

Answer 4

ok, thank you!

Answer 5

i gave u the procedure now put the value and please find it...

Answer 6

i will..

Answer 7

what do you plug in for x??