3 years ago

Which equations support the fact that rational numbers are closed under addition?

2 answers:

7 0

I think this first answer choice is supposed to be "1/3+1/3=2/3" (If so then that's the correct answer) and the second one answer would be √9+√9=2<span>√9</span>

Talja [164]3 years ago

5 0

Do you mean
√9 + √9 = 2√9

if so it is the answer

You might be interested in

-5x= -15 solve for x

cricket20 [7]

Answer:x=3

Step-by-step explanation:

-5x=-15

divide by -5

x=3

7 0

3 years ago

Read 2 more answers

Which shows the repeated multiplication for 9³?

mariarad [96]

its A. because the exponent which in this case is 3, is multiplied 3 times. so 9 is multiplied 9 times

6 0

2 years ago

Read 2 more answers

SHOW YOUR WORK! ??????????

Verizon [17]

Answer:

<h2>Solved in the attachment!! </h2>

Step-by-step explanation:

<h2>HOPE IT HELPS YOU!!</h2>

7 0

2 years ago

the equation y equals 0.25 x describes a proportional relationship between X and Y what is the constant of proportionality

Fittoniya [83]

The constant of proportionality is for every 1 x, there is 0.25 y. y = 0.25, and on a graph, x is always the "1." Since x is worth 1, y must be worth 0.25.

4 0

3 years ago

Does this graph show a function? Explain how you know.

marin [14]

Answer is (a.)
No it is not a function fails the vertical line test .

6 0

2 years ago

Read 2 more answers