12/4 Algebra Bell Ringer

Front

What is the input of the function when the output is 37 for the function f(x) = 2x - 5?

Back

21

Front

Write the equation for a line with a slope of -1/2 and a y-intercept of 2.

Back

y = -1/2x + 2

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Back

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Irrational

Front

What is the definition of a function?

Back

A function is a relation that assigns exactly one output for each input.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

How do you find the slope between two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1).

Front

What does it mean to combine like terms in an expression?

Back

Combining like terms means to add or subtract terms that have the same variable raised to the same power.

Front

What is the quadratic formula?

Back