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erastova [34]
3 years ago
7

In this journal assignment, you will deepen your understanding of what makes a number “rational” or “irrational.” Use the follow

ing questions to guide your journal response. When writing your response, be sure to use complete sentences and clearly explain your thoughts, correctly using math terms where applicable.
How do you decide if a number is rational or irrational? Use your own words to describe the thought process you would use to arrive at this decision.
Look up the definitions of the words “rational” and “irrational” in a dictionary. Think about the following questions:
How is the definition of the word “rational” related to the mathematical concept of rational numbers?
How is the definition of the word “irrational" related to the mathematical concept of irrational numbers?
Mathematics
1 answer:
erma4kov [3.2K]3 years ago
3 0
1) Rational numbers are the numbers which can be expressed as the fraction.

In mathematical form, you can say: anything like: p/q  (where, q≠ 0)

2) An Irrational number is the number which can't be expressed in the form of fraction, it repeats upto infinite digits.

Hope this helps!
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PLEASE HELP ME WITH THESE!! i will give brainliest to best answer!!!
dimaraw [331]

Answer:

1) {11}^{12}

2) {13}^{10}

3) {14}^{19}

4) {2}^{8}

5)  {7}^{14}

6) {3}^{12}

7) {17}^{16}

8) {5}^{9}

9) {16}^{6}

10) {18}^{9}

11) {9}^{14}

12) {8}^{10}

13) {12}^{13}

14) {17}^{17}

15) {5}^{6}

16) {3}^{4}

17) {19}^{12}

18) {20}^{9}

19) {4}^{7}

20) {6}^{9}

21) {10}^{15}

8 0
3 years ago
The following table gives the percentage of music downloaded from the United States and other countries by U.S. users: Country U
zmey [24]

Answer:

A) 100%; B) 0.517; C) 0.858

Step-by-step explanation:

For part A,

We find the sum of the probabilities:

45.2+16.4+6.5+6.3+4.2+3.7+2.1+15.6 = 100

Since they sum to 100%, this is a probability distribution.

For part B,

We add together the probabilities for the US and Canada:  

45.2+6.5 = 51.7% = 51.7/100 = 0.517

For part C,

We first add together the probabilities for Italy, the UK and France:

6.3+4.2+3.7 = 14.2%

Next we subtract this from 100%:

100-14.2 = 85.8% = 85.8/100 = 0.858

8 0
3 years ago
Laquita had 5 7/9 yards of fabric. She used 3 2/3 to make a blouse.Write and slove an expresstion to find how much fabric has be
enyata [817]

Answer: \frac{11}{3}\ yards

Step-by-step explanation:

Given

Laquita has 5 \frac{7}{9}\ yards of fabric i.e.

\Rightarrow \dfrac{5\times9+7}{9}=\dfrac{45+7}{9}=\dfrac{52}{9}\ yards

She used  3\ \frac{2}{3} yards to make a blouse i.e.

\Rightarrow \dfrac{3\times 3+2}{3}=\dfrac{11}{3}\ yards

Left fabric

\Rightarrow \frac{52}{9}-\frac{11}{3}=\frac{52-33}{9}\\\\\Rightarrow \frac{19}{9}\ yards

8 0
3 years ago
What are the x- and y-intercepts of the graph of the equation?
Maksim231197 [3]
X intercept is where the line crosses the x axis or where y=0
y intercept is where the line crosses the y axis or where x=0


x intercept
set y=0
4x-3y=12
4x-3(0)=12
4x=12
divide by 4
x=3

the  x intercept is 3


y intercept
set x=0
4x-3y=12
4(0)-3y=12
-3y=12
divide by -3
y=-4

the y intercept is -4




x intercept: 3
y intercept: -4

answer is first one
5 0
3 years ago
Read 2 more answers
What is the measure of acb
dalvyx [7]

CBA = 180 - 70 (linear pair)

=110

ACB = 180- (20+110)

= 180-130 = 50

6 0
4 years ago
Read 2 more answers
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