Inequalities, Equations and Formulae Flashcards

1
Q

On a number line, what does an empty circle mean?

A

The value is not included

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2
Q

On a number line, what does a filled circle mean?

A

The value is included

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3
Q

How do you solve inequalities?

A

Like they are equations

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4
Q

What is any number to the power zero?

A

1

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5
Q

Define an equation?

A

Something with two expressions either side of an equals sign. If it only has 1 variable, it can be solved.

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6
Q

Define a formula

A

A rule showing a relationship between two or more variables.

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7
Q

Define a function

A

Gives instructions for turning one number into another

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8
Q

What is the subject of a formula?

A

The variable on one side of the equals sign alone.

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