Question

Use the polynomial models to verify the derivatives of:
f(x)=sin(x)
f(x)=cos(x)

Answer 1

so the integral of cos(x) is sin(x)

Answer 2

What is the derivative of cos(x)?

Answer 3

We just taking the derivative of these?

Answer 4

i need to show my working using Taylors formula how would i do that

Answer 5

Taylor series?

Answer 6

Yea that's what I meant haha

Answer 7

Don't worry have worked it out