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Taylor Polynomial

Authored by Anthony Clark

Mathematics

12th Grade

CCSS covered

Taylor Polynomial
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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Let P(x)=3x2−5x3+7x4+3x5P\left(x\right)=3x^2-5x^3+7x^4+3x^5  be the fifth-degree Taylor polynomial for the function ff about x=0x=0 . What is the value of f′′′(0)f^{'''}\left(0\right) ?

−30-30  

−15-15  

−5-5  

−56-\frac{5}{6}  

−16-\frac{1}{6}  

Tags

CCSS.HSF.LE.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Let ff be a function with  f(3)=2f\left(3\right)=2  , and  f′(3)=−1f'\left(3\right)=-1  ,  f′′(3)=6f''\left(3\right)=6  , and  f′′′(3)=12f'''\left(3\right)=12  . Which of the following is the third-degree Taylor polynomial for  ff  about  x=3x=3  ?

2−(x−3)+3(x−3)2+2(x−3)32-\left(x-3\right)+3\left(x-3\right)^2+2\left(x-3\right)^3  

2−(x−3)+3(x−3)2+4(x−3)32-\left(x-3\right)+3\left(x-3\right)^2+4\left(x-3\right)^3  

2−(x−3)+6(x−3)2+12(x−3)32-\left(x-3\right)+6\left(x-3\right)^2+12\left(x-3\right)^3  

2−x+3x2+2x32-x+3x^2+2x^3  

2−x+6x2+12x32-x+6x^2+12x^3  

Tags

CCSS.HSF.LE.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The third-degree Taylor polynomial about x=0x=0 of ln⁡(1−x)\ln\left(1-x\right) is ?

−x−x22−x33-x-\frac{x^2}{2}-\frac{x^3}{3}  

1−x+x221-x+\frac{x^2}{2}  

x−x22+x33x-\frac{x^2}{2}+\frac{x^3}{3}  

−1+x−x22-1+x-\frac{x^2}{2}  

−x+x22−x33-x+\frac{x^2}{2}-\frac{x^3}{3}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which is the best of the following polynomial approximations to cos⁡2x\cos2x near  x=0x=0  ?

1+x21+\frac{x}{2}  

1+x1+x  

1−x221-\frac{x^2}{2}  

1−2x21-2x^2  

1−2x+x21-2x+x^2  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the coefficient of x2x^2 in the Taylor series for  1(1+x)2\frac{1}{\left(1+x\right)^2}  about  x=0x=0  ?

16\frac{1}{6}  

13\frac{1}{3}  

11  

33  

66  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The coefficient of x6x^6 in the Taylor series expansion about  x=0x=0  for  f(x)=sin⁡(x2)f\left(x\right)=\sin\left(x^2\right)  is ?

−16-\frac{1}{6}  

00  

1120\frac{1}{120}  

16\frac{1}{6}  

11  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If , which of the following is the Taylor series for about ?

x−x32!+x54!−x66!+...x-\frac{x^3}{2!}+\frac{x^5}{4!}-\frac{x^6}{6!}+...  

x−4x32!+16x54!−64x76!+...x-\frac{4x^3}{2!}+\frac{16x^5}{4!}-\frac{64x^7}{6!}+...  

2x−8x33!+32x55!−128x77!+...2x-\frac{8x^3}{3!}+\frac{32x^5}{5!}-\frac{128x^7}{7!}+...  

2x2−2x43!+2x65!−2x87!+...2x^2-\frac{2x^4}{3!}+\frac{2x^6}{5!}-\frac{2x^8}{7!}+...  

2x2−8x43!+32x65!−128x87!+...2x^2-\frac{8x^4}{3!}+\frac{32x^6}{5!}-\frac{128x^8}{7!}+...  

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