Quarter 1 Flashcards

1
Q

When is a function even?

A

When f(-x) = f(x)

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2
Q

When is a function odd?

A

When f(-x) = -f(x)

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3
Q

How do you find the domain of the function?

A

By finding the possible x values in the function, denominator cannot equal 0 and no negatives under a radical

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4
Q

What is relative maximum?

A

The point where the graph changes from increasing to decreasing (left to right)

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5
Q

What is relative minimum?

A

The point where the graph changes from decreasing to increasing (left to right)

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6
Q

What is -f(x)? What is -√x?

A

Reflection across x-axis

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7
Q

What is f(-x)? What is √-x

A

Reflection across y-axis

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8
Q

(f/g)(x)

A

f(x)/g(x)

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9
Q

What is the remainder theorem?

A

When you have an input, you can do synthetic division to the function to get the range

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10
Q

What does “y as a function of x” mean

A

y is dependent on the value of x (y=….)

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11
Q

Even function reflect across the what?

A

Y-Axis

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12
Q

Odd functions reflect across the what?

A

The origin (diagonally)

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13
Q

What is done to find the height of a shape on a graph?

A

Bring the shape down to y = 0

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14
Q

How do you determine whether 2 functions are inverses?

A

You plug them into each other

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