Exploring the Six Basic Functions

What is the identity function?

• A function where every x value is paired with its square.

• A function where every x value is paired with its cube.

• A function where every x value is paired with itself.

• A function where every x value is paired with its absolute value.

What is the shape of the graph of the squaring function?

• A half-parabola

• A parabola

• A snake-like curve

• A straight line

What is the range of the squaring function?

• From negative infinity to zero

• From zero to infinity

• All real numbers

• From negative infinity to infinity

What is the cubing function?

• A function that pairs every real number with its absolute value.

• A function that pairs every real number with its square root.

• A function that pairs every real number with its cube.

• A function that pairs every real number with its square.

What is the shape of the graph of the cubing function?

• A snake-like curve

• A parabola

• A half-parabola

• A straight line

What is the domain of the square root function?

• From zero to infinity

• From negative infinity to zero

• All real numbers

• From negative infinity to infinity

What is the range of the square root function?

• All real numbers

• From zero to infinity

• From negative infinity to infinity

• From negative infinity to zero

What is the cube root function?

• A function that pairs every real number with its square.

• A function that pairs every real number with its absolute value.

• A function that pairs every real number with its cube.

• A function that pairs every real number with its square root.

What is the shape of the graph of the absolute value function?

• A V-shape

• A parabola

• A half-parabola

• A straight line

What is the range of the absolute value function?

• From negative infinity to zero

• From zero to infinity

• All real numbers

• From negative infinity to infinity