1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Vika [28.1K]
3 years ago
9

Why is 7.8 an irrational number?

Mathematics
2 answers:
andreyandreev [35.5K]3 years ago
6 0
Its 78/10 = 39/5
Hope it helps :)
Nesterboy [21]3 years ago
6 0

Answer: It is a rational number

Step-by-step explanation:

any number that can be written in the form of fraction is rational number (or as   the a decimal that has a end or repeating decimal are rational number)

7.8=39/5

Hope this helps!! :)

Please let me know if you have any question

You might be interested in
9x - 7x2 +4x2 - x + 4x3 - 3x2
Anna35 [415]

Answer:

The answer to your question is:    4x³ - 6x² + 8x

Step-by-step explanation:

see the picture  

3 0
3 years ago
In the lottery game known as 6/36, a player picks six numbers from 1 to 36. (a) How many different ways are there for the player
Goryan [66]

Answer:

Step-by-step explanation:

Part A

This is a combination problem. Order does not matter.

36C6

36!/(30! 6!)

36 * 35 * 34 * 33 * 32 * 31/ 6!

1402410240/6!

1947792

Part B

1 / (36C6)

0.000000513 or

0.0000005

3 0
3 years ago
Which relation is a function?
DiKsa [7]
Think about the definition of a function. what has to be true? leave a message if you need more help.
7 0
3 years ago
The table shows the predicted growth of particular bacterium after various numbers of hours. Write an explicit formula for the s
Oksana_A [137]

Answer:

D

-29

Step-by-step explanation:

Problem 1

In the first hour, the number of bacteria is 22

In the second hour,the number of bacteria is 44

It looks like the formula is some multiple of 22

That means you should pick D

Problem 2

n = 12

a = 15

d = - 4

an= 15 + (n - 1)*d

a12 = 15 + 11*(-4)

a12 = 15 - 44

a12 = - 29

6 0
3 years ago
This is a sat practice. need help <br>​
nadya68 [22]

Answer:

The answer is A) -1 + 12i

Step-by-step explanation:

(7 + 3i) + (-8 + 9i)

(7 - 8) + (3 + 9)i

7 - 8 = - 1

3 + 9 = 12

- 1 + 12

4 0
2 years ago
Read 2 more answers
Other questions:
  • What is 4.05 less than 7.6?
    6·2 answers
  • Two friends are reading the same book. Amy can read 3 pages per minute, and she has already read 9 pages. Sam, who has a reading
    15·1 answer
  • 18. Simplify the following expression: 35+ (-13) + (+8) -(-6).
    6·2 answers
  • What is -14+5k-3= simplifying​
    7·1 answer
  • The dean of the engineering school at a technical university wants to emphasize the importance of having students who are gifted
    13·1 answer
  • Use distributive property to find 6×296​
    14·2 answers
  • Given one of the roots of the quadratic equation px2- 4x + 3p -8 =0 is 1 . Calculate the value of p
    6·1 answer
  • Hi can u pls help am trying to figure this out
    10·1 answer
  • Please I need help with answering B...
    5·1 answer
  • Beinggreat78 please answer fast
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!