Question

find the domain of the function. f(x) = sqrt 6-x

Answer 1

Is it

\(\large f(x) = \sqrt{6 - x} \) ?

Answer 2

A. (-∞, 6) (6, ∞)

B. (-∞, sqrt6) (sqrt6 , ∞)

C. (-∞, sqrt6]

D. (-∞, 6]

Answer 3

yes that is right student

Answer 4

Look in the function. You have x inside a square root.
What numbers can you not take the square root of?

Answer 5

x

Answer 6

No. Look at the examples below.
Can you take all 3 square roots below?

Answer 7

no

Answer 8

Can you take any of the square roots in the figure?

Answer 9

no

Answer 10

This is what my calculator does with those square roots.