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Worksheets

Numerical Methods

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

The necessary condition for the McLaurin expansion to be true for function f(x) is __________

a)

f(x) should be continuous

b)

f(x) should be differentiable

c)

f(x) should exists at every point

d)

f(x) should be continuous and differentiable

2.

The value of f(1) can be deduced using Taylor series.

a)

True

b)

False

3.

Let τa(f(x)) denote the Taylor series of the polynomial f(x) centered at a. Which of the following exactly happens after the Taylor series is formed?

a)

τa(f(x)) = f(x)

b)

The Taylor series has the effect of scaling GRAPH OF f(x)

c)

The Taylor series transforms the origin

d)

Scaled up graph obtained by factor of a

4.

A function f(x) which is continuous and differentiable over the real domain exists such that f(n) (x) = [f(n + 1) (x)]2, f(0) = a and f(1)(0) = 1.

a)

True

b)

False

5.

Find the value of √10

a)

3.1633

b)

3.1623

c)

3.1632

d)

3.1645

6.

Expand f(x) = 1x about x = 1.

a)

1 – (x-1) + (x-1)2 – (x-1)3 + ….

b)

1 + (x-1) + (x-1)2 + (x-1)3 + ….

c)

1 + (x-1) – (x-1)2 + (x-1)3 + ….

d)

1 – (x+1) + (x+1)2 – (x+1)3 + ….

7.

An infinite series that can be thought of as a polynomial with an infinite number of terms, such as 1 + x + x2 + x3 +⋯…

a)

Taylor Series

b)

Power Series

c)

Numerical Series

d)

Maclaurin Series

8.

Type of series expansion in which all terms are nonnegative integer powers of the variable.

a)

Taylor Series

b)

Power Series

c)

Numerical Series

d)

Maclaurin Series

9.

A function is an infinite sum of terms that are expressed in terms of the function's derivatives at a single point.

a)

Taylor Series

b)

Power Series

c)

Numerical Series

d)

Maclaurin Series

10.

To find the value of sin(9) the Taylor Series expansion should be expanded with center as

a)

9

b)

8

c)

7

d)

some delta with small interval around 9

11.

f(x)=x3+2x,   [−1,1]

a)

1/√3

b)

±1/√3

c)

-1/√3

d)

The MVT doesn't apply

12.

 

The value of c guaranteed to exist by the MVT for  f\left(x\right)=x^2f(x)=x on the interval [0,3] is:

a)

1

b)

3/2

c)

2

d)

1/2

13.

Find all numbers c that satisfies the Mean Value Theorem if it can be applied to f on the closed interval [1,5].

a)

1

b)

3

c)

6

d)

8

14.

A function that fulfills two hypotheses:

f is continuous on the closed interval [a, b].

f is differentiable on the open interval (a, b).

a)

Leibnitz Rule

b)

Rolle's Theorem

c)

Mean Value Theorem

d)

Power Theorem

15.

Ensures that there is at least one point on the curve f(x) , whose abscissa lies in (a, b) at which the tangent is · A.

a)

Rolle's Theorem

b)

Leibnitz Rule

c)

Power Rule

d)

Mean Value Theorem