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Snowcat [4.5K]
3 years ago
14

Select all the lines that represent functions

Mathematics
1 answer:
fredd [130]3 years ago
5 0

Answer:

B, C, D are functions

Step-by-step explanation:

Functions are those that do not share an x value.  Look at A.  x-values are used twice everywhere except the vertex.  This is not a function, it is just a relation.  B does not at any time share x-values, so this is a function.  C is also a function, and so is D.  F is a vertical line that shares the same x value throughout the whole line, so this is definitely not a function.

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Look at the figure below:​
mr Goodwill [35]

Answer:  A) ΔABD ≡ ΔECD

<u>Step-by-step explanation:</u>

Match up the letters of the congruent sides.

AD = ED      and    BD = CD

A D                        B D           →     ABD

E D                        C D           →     ECD

This can be written in any order as long as the letters are matched properly.   A & E,   D & D,   B & C

ADB          or        BDA       or     ...

EDC                      CDE

The only correct option provided is option A.

6 0
4 years ago
Read 2 more answers
-3(4r-8)=-36. <br> HELP!!! Don’t know the answer. Btw, 8th grade homework!! ;)
Dominik [7]
*Sorry I messed up my math please read the new answer.
Use distrubitive property to get rid of parentheses. Multiply -3 by 4r and -8 to get -12r+24=36. Then zero out 24 by subtarcting 24 from both sides. You. should then have -12r=12. Divide by -12 on both sides to get r by itself. Your answer should be r=1*. Hope this helps :)
5 0
4 years ago
Read 2 more answers
Mr. Ellis deposited $3,700 into a savings account for which interest is compounded quarterly at a rate of 1.84% how much interes
Bad White [126]
A=p (1+I/k^kn

A future value ?
P principle 3700
i interest rate 0.0184
K compounded quarterly 4
N time 6 years

A=3,700×(1+0.0184÷4)^(4×6)
A=4,130.84

Interest earned=A-p
4,130.84−3,700=430.84

Hope it helps:-)

7 0
3 years ago
Read 2 more answers
The graph of a function is given.
Ber [7]

The function is nonlinear because it does not have a constant rate of change

7 0
2 years ago
Solve 3x+5y=27.5; 2x+3y=16 by elimination what is the solution?
jenyasd209 [6]
I'm not 100% sure it's correct but I tried my hardest and it's a combination of elimination and substitution

3 0
3 years ago
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