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
zloy xaker [14]
3 years ago
13

(2x^3+6x-1)+(3x^2-7x)

Mathematics
1 answer:
Neporo4naja [7]3 years ago
3 0

Answer:

2x^3+2x-1

Step-by-step explanation:

You might be interested in
Find the median of: 1, 3, 4, 6, 2, 4, 5, 6, 2, 3, 1, 4, 0, 4, 4, 4, 8, 9, 7, 4
Alborosie

Solution,

Arranging the data in ascending order:

0,1,1,2,2,3,3,4,4,4,4,4,4,4,5,6,6,7,8,9

N(total number of items)= 20

Now,

Median:

(\frac{n + 1}{2)} ) ^{th \: item}  \\  =  (\frac{20 + 1}{2} ) ^{th \: item}  \\  =  \frac{21}{2}  \\  = 10.5 \: th \: \: item

Again,

Median:

\frac{10  \: th \: item + 11 \: th \: item}{2}  \\  =  \frac{4 + 4}{2}  \\  =  \frac{8}{2}  \\  = 4

5 0
3 years ago
Read 2 more answers
At a certain middle school, there are 26 students per teacher in every homeroom. Is the total number of students proportional to
Verizon [17]

Yes, because there is a corresponding amount of teachers per student.


6 0
3 years ago
I need help what’s the answer?!!? <br><br> No links or files plzz
Wittaler [7]
327.68, 262.144, 209.7152
Multiple the number by 0.8 to get the next number in the series
7 0
3 years ago
How many more buttons will Teresa need to make 12 puppets ? Explain
Dominik [7]
Please go into more detail about the question then u will be able to help you
3 0
3 years ago
Find the interquartile range (IQR) of the data in the dot plot below.​
kolbaska11 [484]

Answer:

<em>(IQR) interquartile range: 12 - 9 = 3</em>

Step-by-step explanation:

Median: 10

Lower quartile: 9

Upper quartile: 12

Interquartile Range: 12 - 9 = 3

5 0
3 years ago
Other questions:
  • PLEASE NOTIFY IF IF 52-55 are TRUE OR FALSE I BEGGG
    11·1 answer
  • Sabrina threw a coin from a building 160 feet high at an initial speed of 30 feet per second. How many seconds will it take the
    6·1 answer
  • Use the Law of Sines to solve the triangles. <br><br> B = 29°, b = 26, c = 28
    13·2 answers
  • Subtract 15 from 45 and divide by 3​
    9·2 answers
  • Which one is the correct answer? And please show me the work you did
    9·1 answer
  • ASAP pleaaase ASAP ASAP I’ll give a brainliest
    6·1 answer
  • EZ Math question (say something that doesn't make sense and I will report you)
    14·2 answers
  • PLEASE HELP ASAP! WILL MARK BRAINIST! PLEASE PLEASE
    8·2 answers
  • A catering service is serving a party with 75 guests. The recipe for cornbread calls for 9 cups of flour and will serve 15 peopl
    11·2 answers
  • Plz help when you see this
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!