Vocabulary Terms Linear Equations Scientific Notation Rational and Irrational numbers Square and Cube Roots
What is an irrational number?
A real number that cannot be written as a simple fraction.
What are Linear equation?
A linear equation is special because: ... When you find pairs of values that make the linear equation true and plot those pairs on a coordinate grid, all of the points for any one equation lie on the same line.
What is 600 in scientific notation?
6 x 10²
What is a variable?
A symbol for a number we don't know yet. It is usually a letter like x or y.
Why do you need Linear equation?
Linear equations are an important tool in science and many everyday applications.
What is scientific notation?
A way of expressing numbers that are too big or too small to be conveniently written in decimal form.
What are additive inverses?
What you add to a number to get zero.
The negative of a number.
how is linear equations useful ?
Linear equations can be a useful tool for comparing rates of pay.
why do we need to understand scientific notation?
You need to understand it to easily represent numbers that are either very large or very small.
What is an exponent?
A number says how many times to use the number in a multiplication.
why do we need scientific notation?
To make calculations with unusually large or small numbers less unmanageable.
How do you use an equation?
An equation says that two things are equal.

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