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102 Operations on Functions

Last updated almost 5 years ago
15 questions

Definitions

1

Operations on Functions

Notes L6-1: Operations on Functions

Given: f(x)=x^{2}+5x-2 and g(x)=3x-2

Evaluate each [2] amd [3].
1

(f+g)(x)

1

(g-f)(x)

Given: f(x)=x^{2}-7x+2 and g(x)=x+4

Evaluate each [4] and [5]:
1

(f\cdot g)(x)

1

(\frac{f}{g})(x)

1

Domain for [5]

Given: f(x)=x^{2}+x-15
g(x)=x-3

Evaluate each [7], [8], [9]:
1

(f-g)(x)

1

2(g \cdot f)(x) What does the 2 do?

1

(\frac{f}{g})(x) remember to simplify

Given f(x)=2x and g(x)=-4x+5

Evaluate [10] and [11]
1

(f+g)(x)

1

(\frac{f}{g})(x)

1

Domain for [10]

Given: f(x)=-x^{2}+6 and g(x)=2x^{2}+3x-5

Evaluate [13] and [14]
1

(f-g)(x)

1

(f \cdot g)(x)

0

Choose all that are true