Explanation

"Itself" is the correct reflexive pronoun to refer back to the cat, a singular third-person subject.

Reflexive pronouns are used when the subject and the object of the sentence are the same.

Explanation

The numerical value typically refers to the absolute value, which is the value without the sign.

The answer is 19.

Explanation

x - 1/x = 4

Square it:

x² - 2 1/x² = 16

Add 2:

x² + 1/x² = 18

Explanation

Cat's leg shows possession — the leg belongs to one cat.

Apostrophe + s ('s) is used to indicate singular possession.

Explanation

Area of a pizza (circle) = π × r², where r = b

With crust thickness a, and using π ≈ n,

Value (volume-like expression) becomes:

n × b² × a = nb²a

Explanation

The first five positive odd integers are:

1, 3, 5, 7, 9

Let's calculate their sum:

1 + 3 = 4

4 + 5 = 9

9 + 7 = 16

16 + 9 = 25

The sum is:

25

Explanation

The main aim of education is to equip students with knowledge, skills, and values needed in real-life situations.

It helps learners become responsible, productive, and adaptable members of society.

Explanation

The additive inverse of a number is what you add to a number to get zero.

In this context, 1 and -1 are additive inverses of each other, satisfying:

3 + (-1) = 2 and 1 - 3 = -2, showing the concept revolves around opposites in addition.

Explanation

Vaccination stimulates the immune system to produce antibodies, building resistance against specific viruses.

It prepares the body to fight off future infections by recognizing and attacking the pathogen.

Explanation

"But" is used to show a contrast between two ideas — here, talent vs. lack of confidence.

It correctly connects the opposing thoughts in the sentence.