Algebra 1 Semester 1 Concepts

Front

A rational number is just another word used to describe a(n) _______

Back

FRACTION

Front

In a function, the ___-value can repeat.

Back

Y

Front

When finding the x-intercept from an equation, you replace the ______ with zero and solve for x.

Back

Y

Front

If a line travels up and right, then it has a(n) ______ slope.

Back

POSITIVE

Front

Back

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Front

What is the definition of a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers.

Front

What is the difference between independent and dependent variables in a function?

Back

The independent variable is the input (often x), while the dependent variable is the output (often y) that depends on the input.

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

The slope (m) is calculated as m = (y2 - y1) / (x2 - x1).

Front

What does it mean for a function to be linear?

Back

Front

What is the y-intercept of a line?

Back