Flashcardizz Math 8 Review for Midterm

Front

What is the solution to the equation 4x + 7 = 23?

Back

x = 4

Front

What are rational numbers?

Back

Rational numbers include integers, fractions, and both terminating and repeating decimals.

Front

Is the number 0.141414141414... a rational or irrational number?

Back

Rational

Front

How can you determine if a graph represents a function?

Back

A graph is not a function if any vertical line intersects it at more than one point.

Front

What is the square root of 81?

Back

9

Front

What is the definition of a function in mathematics?

Back

A function is a relation where each input has exactly one output.

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as a fraction of two integers, while irrational numbers cannot.

Front

What is an example of a rational number?

Back

1/2, -3, 0.75, and 0.333... are all rational numbers.

Front

What does it mean for a decimal to be terminating?

Back

A terminating decimal is a decimal that has a finite number of digits after the decimal point.

Front

What is the value of x in the equation 2x + 3 = 11?

Back

x = 4