Equations as Functions Pop Flashcard

Front

Evaluate f(-2) if f(x) = x² + 3

Back

7

Front

y = 5 - 6x. Find y when x = -5

Back

35

Front

Evaluate y = 4x - 1 when y = 19.

Back

5

Front

Find f(x) if x = -2 for f(x) = x² + 5

Back

f(x) = 9

Front

Name the x-intercept(s) of the function y = 2x² - 8x + 8.

Back

(0, 0) and (4, 0)

Front

What is a function?

Back

A relation where each input has exactly one output.

Front

Define x-intercept.

Back

The point where the graph intersects the x-axis (y=0).

Front

What does f(x) represent?

Back

The output of the function f for a given input x.

Front

How do you find the y-value for a given x in a linear equation?

Back

Substitute the x-value into the equation and solve for y.

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.