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Mathematical Language and Symbols: Page 5 Notations and Operations

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Mathematical Language and Symbols: Page 5 Notations and Operations

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Questions and Answers

In the context of mathematical language, which term refers to the property of being true or false?

Expressions

Verbs

Sentences (correct)

Nouns

Which of the following is an English noun according to the provided text?

$x$

The cat is black. (correct)

1+2=4

Which of the following sentences is true based on the examples provided?

$x - 1 = -1 + x$

$1∙x=x$

$t+3=3+t$ (correct)

$3 + 4 = 7$

What can mathematical sentences be classified as?

True or False only Signup and view all the answers

Which term is used in the mathematical language to represent 'belonging to a set'?

'Element' Signup and view all the answers

What does the symbol ∀ represent in mathematical logic?

For all Signup and view all the answers

In the statement ∀ x є R, 𝑥 2 ≥ 0, what does 𝑥 2 ≥ 0 signify?

The square of x is always positive Signup and view all the answers

What is the correct interpretation of the statement ∃ m,n є Z, m-n ≥ m + n?

There exist integers m & n such that their difference is greater than or equal to their sum Signup and view all the answers

What does the statement ∀ a,b є Q, ab = 0 ⇒ a = 0 v b = 0 signify?

If the product of two rational numbers is zero, then both numbers must be zero Signup and view all the answers

What is the meaning of the symbol ∃ in mathematical logic?

'There exists' Signup and view all the answers

Which mathematical symbol represents the union of sets?

∪ Signup and view all the answers

What does the symbol 'v' represent in mathematical language?

Logical 'or' Signup and view all the answers

Which set is represented by NWZRQQ'?

Set of natural numbers Signup and view all the answers

What is the mathematical symbol for 'not an element of'?

/∉ Signup and view all the answers

Which operation does the symbol '^' typically represent in mathematics?

Exponentiation Signup and view all the answers

What is the union of two sets in mathematics?

Combining all elements from both sets Signup and view all the answers