8B BIM Ch. 1, 4, 5, 7 Spiral Review

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 solution to the equation 3x + 2(4x - 4) = 3?

Back

1

Front

What is the solution to this system: x - y = 6 and y = 2x - 5?

Back

(-1,-7)

Front

What is the definition of a function?

Back

Every input has only ONE output.

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 has exactly one output.

Front

What does it mean for a relation to be not a function?

Back

It means at least one input has multiple outputs.

Front

Solve for x: 2x + 3 = 7.

Back

2

Front

What is the slope of the line represented by the equation y = 3x + 2?

Back

3

Front

What is the y-intercept of the line y = -2x + 5?

Back

5