Math 8 Semester 1 Review Part 1

Front

What is the square root of 81?

Back

9

Front

How would you write 4.3756 x 10^4 in standard form?

Back

43,756

Front

Is the relation a function? Why?

Back

No, because the x-value 11 has two y-values pair with it.

Front

What is the opposite of squaring a number?

Back

square root

Front

Is this mapping a function or not a function?

Back

Not a Function

Front

What is a function?

Back

A relation where each input (x-value) has exactly one output (y-value).

Front

What is the definition of a square number?

Back

A number that is the product of an integer multiplied by itself.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is scientific notation?

Back

A way to express numbers as a product of a number between 1 and 10 and a power of 10.

Front

What does it mean for a number to be rational?

Back

A number that can be expressed as a fraction of two integers.