If (-3, y) lies on the graph of #y = 3^-x#, then what is y?

1 Answer
Write your answer here...
Start with a one sentence answer
Then teach the underlying concepts
Don't copy without citing sources
preview
?

Answer

Write a one sentence answer...

Answer:

Explanation

Explain in detail...

Explanation:

I want someone to double check my answer

Describe your changes (optional) 200

1
Apr 12, 2018

Answer:

#color(blue)(y=27)#

Explanation:

We already know the value of #x# from the coordinate, #x=-3#.

The corresponding #y# value is just #x=-3# plugged into the function:

#y=3^(-(-3))=3^3=color(blue)(27)#

So #(-3,27)#

Was this helpful? Let the contributor know!
1500
Trending questions
Impact of this question
1659 views around the world
You can reuse this answer
Creative Commons License