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Math homework help.

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Find a polynomial of degree 3 such that f(0)= 3, f'(0)=6, f''(0)=12 and f'''(0)=25.

 

P3 (x)=?

Use the Taylor polynomial of degree four for the function ​f(x) =f (x)= ln (1+10x^2) below at x=0 to approximate ln (1.009).

 

P 4(x)= 10x^2 - 50x^4

 

The approximaye value of ln (1.009) is ?

​(Do not round until the final answer. Then round to four decimal places as​ needed.)

Q3)

Find the Taylor polynomial of degree four for the function f (x)= ln (1+5x^2) at x=0.

 

The Taylor polynomial is P4(x)= ?

Q4)

Construct the fourth degree Taylor polynomial at x=0 for the function f (x)=3^4 √16+x.

 

P4 (x)=?

So how far have you got?

 

Have you written four simultaneous equations and solved them for the constants?

I didn't ask what you hadn't done,

 

I asked what you had done.

 

We don't do people's homework here, we just help them to help themselves.

 

Are you ignoring my hint?

  • Author

I hade done other 5 question. But i hade not done these because these questions so hard for me. Also thank u your attention.

I hade done other 5 question. But i hade not done these because these questions so hard for me. Also thank u your attention.

 

Is it difficult because the English is difficult

 

or is it difficult because the mathematics is difficult?

Do you know what a polynomial of degree 3 is?

 

Can you write down the general polynomial of degree 3 (here in this thread?)

  • Author

For what? Do you help me ? It is ax^3+bx^2+cx+d. Why do you ask ? It is important issue for me!

So what equation do you get if you substitute in

 

 

 

such that f(0)= 3
  • 2 weeks later...

For what? Do you help me ? It is ax^3+bx^2+cx+d. Why do you ask ? It is important issue for me!

You have at least to try to solve your homework and tell what issues you couldn't solve.

  • 1 month later...

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