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tiny-mole [99]
4 years ago
14

HELP HELP ASAP HELP!!!

Mathematics
1 answer:
xenn [34]4 years ago
5 0

Answer:

Domain: 7 9 12 21

Range: 9 10

Step-by-step explanation:

You might be interested in
jimmy hS three times as many comic books as charles. Charles has 2/3 as many books as bob. Bob has 27 books. how many comic book
S_A_V [24]
27/3=9
9*3=27
Jimmy has 27 comic books.
7 0
3 years ago
The perimeter of a rectangular swimming pool is 446 centimeters the width of the pool is 7 centimeters less than the length what
NeX [460]
The length of the swimming pool is, 230 centimeters in length, and 216 centimeters in width. How I got my answer.

I first divided 446÷2=223, then I subtracted 223-7=216, that's width. Now I realise that there is 7 remaining, so I added 223+7=230, that's length!!

So to double check my work I added the width and length together, 216+230=446.

I hope this helps!
8 0
3 years ago
Given that <br> f(n) = n^2 - 4n + 3 <br> &amp; g(n) = 2n - 1<br> find gf(-2)
icang [17]

Answer:

The value of gf\left(-2\right) will be:

  • gf\left(-2\right)=29

Step-by-step explanation:

Given the functions

f(n) = n^2 - 4n + 3

g\left(n\right)\:=\:2n\:-\:1

f\left(-2\right)\:=\:\left(-2\right)^2\:-\:4\left(-2\right)\:+\:3

           =\left(-2\right)^2+4\cdot \:2+3

           =2^2+4\cdot \:2+3

            =2^2+8+3

            =4+11

            =15

so

gf\left(-2\right)=g\left(15\right)

             =2n-1=2\left(15\right)-1=30-1=29

Therefore,

  • gf\left(-2\right)=29

3 0
3 years ago
I need help on this can someone help
katen-ka-za [31]

Answer:

1:3

Step-by-step explanation:

3:9\\= 1: 3

6 0
3 years ago
Read 2 more answers
What is are the 2 square roots of 121/49
expeople1 [14]
If you are asking what the square roots of 121 are and what the square roots of 49 are it is:

11^2=121 and
7^2=49

if, however you're asking what the square roots of 121 divided by 49, I don't know. (this sign '/' is commonly used as a division sign so I'd just want to clarify).
7 0
3 years ago
Read 2 more answers
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