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
SIZIF [17.4K]
3 years ago
11

What is the true solution to l n 20 + l n 5 = 2 l n x x = 5 x = 10 x = 50 x = 100

Mathematics
2 answers:
IgorLugansk [536]3 years ago
7 0

Answer: x = 10

Step-by-step explanation:ln20+ln5=2lnx

ln(20x5)=lnx^2

ln100=1nx^2

100=x^2

square root

x=10

Pani-rosa [81]3 years ago
3 0

Answer:

x = 10

Step-by-step explanation:

l n 20 + l n 5 = 2 l n x

ln (20×5) = ln x²

ln(100) = lnx²

100 = x²

x = +/- 10

Since logs of negative numebrs don't exist, we reject -10

You might be interested in
darcy needs 1/4 yard of fabric to make a banner. She has 2 yards of fabric. How many banners can she make?
kotegsom [21]
Darcy can make 8 banners.
4 0
3 years ago
Read 2 more answers
5 + {[2 × (14 − 9)] − 1}
aivan3 [116]
It will be 14.
i’ll attach an image to show work

7 0
2 years ago
Find the total cost to the nearest cent. (Examples
Hunter-Best [27]

Answer:

$58x.20=11.6

$58.00+11.60= $69.60

Step-by-step explanation:

5 0
3 years ago
In your office 1/8 of 288 employees work part-time how many are part-time
bearhunter [10]
That would be 1/8 times 288, so the answer would be 36 part time workers. 
5 0
3 years ago
A playground basketball court 9ft long and 46ft wide is to be resurfaced at a cost of $3.25 per sq ft. What will the resurfacing
Amiraneli [1.4K]

first u multiply 94 ft times 46 ft to get the area. U get 4324. Next u multiply that by 3.25 to get the resurfacing cost

The answer is $14053.

Hope that helps!

7 0
3 years ago
Other questions:
  • The length of a rectangle is twice it's width . If the area of the rectangle is 50 yd(second power) find its permeter
    11·2 answers
  • What is the answer to 3 5/8 - 2 1/8 =
    5·2 answers
  • What is the positive solution to 4x2 + 2x= 42? NEED HELP
    9·1 answer
  • What is<br> 4 hr 51 min 19 sec<br> +2 hr 53 min 23 sec
    15·1 answer
  • If the hemisphers has a radius of 3 feet, how many cubic feet of water can the water tank hold?
    8·1 answer
  • Someone please help correct answers only
    8·2 answers
  • Which is the best deal<br>12oz. for $.99<br>64oz for $2.99<br>128 oz. $4.99​
    6·2 answers
  • Lynn is tracking the progress of her plant's growth. Currently the plant is 11 The plant grows 1.2 cm per day. Find an equation
    8·2 answers
  • PLS HELP I WILL GIVE BRAINLIEST PLSS
    14·1 answer
  • Can someone check this for me thanks so much
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!