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
aliina [53]
3 years ago
6

Perform the following operation and express the answer in scientific notation. 3.8×10^-5 ÷ 8.1×10^3​

Mathematics
1 answer:
Rudiy273 years ago
4 0

Answer:

4.7*10^{-9}

Step-by-step explanation:

\frac{3.8*10^{-5} }{8.1*10^{3} } =\frac{380*10^{-7} }{81*10^{2} } =\frac{380}{81}*\frac{10^{-7} }{10^{2} } =4.7*10^{-9}

You might be interested in
At the rate shown in the table, how many weeks did it take to sell 700 books? [Type your answer as a number.]
Yuri [45]

Answer:

3

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
find a number such that if 8 is subtracted from 9 times the number , the result is 6 more than twice the number​
zheka24 [161]

Answer:

x=2

Step-by-step explanation:

let the number be x

9x-8=6+2x

9x-2x=6+8

7x=14

x=14/7

x=2

8 0
3 years ago
Use the graph of the line to answer the questions
liraira [26]

Answer:

What is an equation of the line in point-slope form?

y + 1 = (1/3)(x + 2)

 

How can the point-slope form be written in function notation?

f(x) = (1/3)x - (1/3)

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
Find the value of Q in the following system so that the solution to the system is {(x,y) : x-3y=4}
Assoli18 [71]

Answer:

Q=2

Step-by-step explanation:

hello :

the solution to the system is

{(x,y) : x-3y=4} means infinty solution

X-3y=4 ....(*)

Qx-6y=8....(**)

multiply  (*) by -2

-2x+6y = -8 (***)

add (*) and (***) : (Q-2)x =0

this ie true for reals x when  Q=2

3 0
2 years ago
Three is less than the sum of a number x and 4.
jeyben [28]

Answer:

3 < x+4

Step-by-step explanation:

The less than symbol is <

3 is less than the sum ( add) of x and 4

3 < x+4

Solving

Subtract 4 from each side

3-4 < x+4-4

-1 <x

8 0
3 years ago
Other questions:
  • Please let me know. This is 2nd grade math.
    13·2 answers
  • H is between Q and P. QH = 91 and QP =116 What is HP?
    12·1 answer
  • What equation is equal to 1+4(6p-9)
    15·1 answer
  • Can 1 and 3/20 can be simplified?
    14·2 answers
  • 4 loads of stone weigh 2/3 ton. whats the weight of 1 load of stone
    14·1 answer
  • Which is the equation of a line with the slope of -2 that passes through the point (-2,0)
    8·2 answers
  • I need help with this question​
    13·2 answers
  • I could use some help , i really cant do geometry :(
    10·2 answers
  • Hi, thanks to the person that is answering all my questions! the reason im doing this is my teacher said if I finish all my moby
    6·1 answer
  • X-9/2=-12 guys please help
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!