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
Neporo4naja [7]
3 years ago
10

Rationalize the denominator of square root of negative 9 over open parentheses 4 minus 7 i close parentheses minus open parenthe

ses 6 minus 6 i close parentheses.
Mathematics
1 answer:
svetlana [45]3 years ago
3 0
First we combine the parenthesis to get 9/(-2-i)  then we multiply both the numerator and the denomenator by the conjugate of -2-i (whic is -2+i) to get (-18+9i)/5
You might be interested in
PLEASE HELP!! BRAINLIEST OFFERED!!!
Margaret [11]

Answer:  f(x)= 3/2x-2

Step-by-step explanation:

So if you know how to graph on a calculator and put all the points in,  it'll give you all the points plotted and when i did that i got

f(x)= 3/2x-2

5 0
3 years ago
Read 2 more answers
A committee must be formed with 3 teachers and 3 students. If there are 10 teachers to choose from, and 9 students, how many dif
erma4kov [3.2K]

Answer:

i dont know

Step-by-step explanation:

sorry big homie on school

7 0
2 years ago
Plz help me i dont know the answer
mario62 [17]

Answer:

D) log₁₀20x⁵-1 and E) log₁₀(2x⁵)

Step-by-step explanation:

5log₁₀x+log₁₀20-log₁₀10

5log₁₀x+log₁₀20-1

log₁₀x⁵+log₁₀20-1

log₁₀20x⁵-1 (Option D)

5log₁₀x+log₁₀20-log₁₀10

log₁₀20x⁵-log₁₀10

log₁₀(20x⁵/10)

log₁₀(2x⁵) (Option E)

4 0
2 years ago
Find the answer to 4.2 • 1.6<br> .<br> Please helppp
borishaifa [10]

4.2 x 1.6=6.72

Next time if you want, use the calculator

7 0
3 years ago
4(5x+2)-1 simplify your answer
Keith_Richards [23]
4(5x+2)-1
20x+8-1
20x+7= your answer

Hope this helps! ^_^
5 0
3 years ago
Read 2 more answers
Other questions:
  • 10, 30, 90 continue the pattern
    13·2 answers
  • write an equation of the line that passes through (-1,7) and is parrallel to the line whose equation is y=-2x-5
    8·1 answer
  • I don’t know how to do this ! Help?
    6·1 answer
  • the track at Morgans School is 1/4 mile long. he runs 8 laps around the track how far did Morgan run?
    12·2 answers
  • Nina plots the locations of 4 places on a coordinate grid as given below (It is recommended that you work this out on graph pape
    8·1 answer
  • A fish tank has 150 gallons of water and is being drained at a rate of 1/2 gallon each second. A fish tank has 120 gallons of wa
    9·1 answer
  • What is the solution to the inequality 7x + 2 &lt; 3x + 1?
    14·1 answer
  • The speed limit on a road is 45 mph what is the rate in miles per minute
    10·2 answers
  • 9-3 divided by 1<br> _ plus 1 =?<br> 3​
    11·1 answer
  • Andrea has 3 tiles. One is a regular octagon, one is a regular pentagon and one is a regular hexagon. Andrea thinks the 3 tiles
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!