3 years ago

1. Consider the function f(x) = x² – 9. Algebraically determine the domain of y = Vf(x) . State using set notation.

Mathematics

1 answer:

AfilCa [17]3 years ago

8 0

Answer:

-3<x<3

Step-by-step explanation:

let y=0

0=x^2-9

0=(x+3)(x-3)

x=-3 and x=+3

You might be interested in

Petra jogs 2 miles in 24 mins. at this rate how long would it take her to jog 7 miles?

Wewaii [24]

The answer would be 84 because 2miles is equal to 24 minutes so you would break that in half down to one mile. One mile would be 12 minutes. So you would multiply 12 times 7 which equals 84 which would be your answer.

7 0

2 years ago

Give me 3 memes plz, my day is just sucky

Leto [7]

Answer:

here you go

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

Find the volume of the prism.

Eva8 [605]

Answer:

$3 \frac{1}{8}$

Step-by-step explanation:

Steps are in the photo

5 0

2 years ago

PLEASE HELP ITS DUE IN 30 MINNNNN

-BARSIC- [3]

Answer: Radius 6 because Radius is 1/2 of the diameter so 12/2=6

Diameter 14 because the Radius is 7 so 7x2=14, times 2 because the diameter is 2 radius.

Step-by-step explanation:

4 0

3 years ago

I need help! It’s for a quiz I need an answer today please!

shutvik [7]

13.5•18 = 243 inches squared

5 0

2 years ago