Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2A>Q 2

MEDIUM

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IMPORTANT

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For the graph relation type, give an example which is not a function.

Important Questions on Representing Relationships: Introducing Functions

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IMPORTANT

Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2A>Q 3

Which of the following statements is true? Justify your choice. All functions are relations, but not all relations are functions. All relations are functions, but not all functions are relations.

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IMPORTANT

Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2B>Q 1

Calculate the substitution indicated for the given function,

g (x) = - x^{2} + 2

,

g (- 4)

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IMPORTANT

Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2B>Q 1

Calculate the substitution indicated for the given function,

f : x \to 5 x - 1

,

f (- 9)

EASY

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IMPORTANT

Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2B>Q 1

Calculate the substitution indicated for the given function,

C (n) = 20 n + 250

,

C (100)

EASY

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IMPORTANT

Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2B>Q 1

Calculate the substitution indicated for the given function,

h (x) = - 4,

h (5)

EASY

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IMPORTANT

Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2B>Q 1

Calculate the substitution indicated for the given function: $f (2)$ for the mapping diagram below

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IMPORTANT

Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2B>Q 1

Calculate the substitution indicated for the given function: $f (- 3)$ from the graph given below.

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EASY

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IMPORTANT

Mathematics : Analysis and Approaches Standard Level Course Companion>Chapter 2 - Representing Relationships: Introducing Functions>Exercise 2B>Q 1

Calculate $f (- 1)$ for the graph below.

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