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
OlgaM077 [116]
3 years ago
5

Find the L.C.M of the following a.3and7b.4and5​

Mathematics
1 answer:
Mamont248 [21]3 years ago
7 0

Answer:

a. 21

b. 20

Step-by-step explanation:

a. 3 and 7 are prime numbers, so their LCM is their product, 21

b.

4 = 2^2

5 = 5

LCM = 2^2 * 5 = 20

Answer:

a. 21

b. 20

You might be interested in
20 less than the product of 5 and x
baherus [9]

Answer:

5x-20

Step-by-step explanation:

since it says "product of 5 and x" we know that 5 and x is being multiplied

5x

since it says 20 less than we know that we need to subtract 20 from 5x

5x-20

5 0
3 years ago
Read 2 more answers
WILL MAKE BRAINLIEST!!!!!!!The arc length of a sector is equal to twice the radius. Express the arc length s as a function of th
lilavasa [31]
The area of a circular sector is <span>. </span>

<span>==> </span> 
<span>Since r = s/2, it follows that </span><span>, or </span><span>, or </span>
<span>.

</span>
5 0
3 years ago
0.579 x 10 by the power of 4 <br>correct answer gets brainliest
MrRa [10]
Regular notation is 5790. scientific notation is 5.79 x 10^3
5 0
3 years ago
Read 2 more answers
Order the numbers from least to greatest.
andrew11 [14]
Least to Greatest: radical 13, radical 54/3, 6.8, 26/3.
7 0
3 years ago
Solve for x and y simultaneously x-2y=3. 3x²-5xy-16y=24
GenaCL600 [577]
Hello,

x=3+2y
==> 3(3+2y)²-5(3+2y)y-16y=24
==>2y²+5y+3=0
==>(y=-3/2 and x= 0 or y=-1 and x=1)
sol={(0,-3/2),(1,-1)}

8 0
3 years ago
Read 2 more answers
Other questions:
  • Find two consecutive odd integers such that their product is 111 more than 3 times their sum​
    10·1 answer
  • The slope of the line passing through the points (-2, 6) and (4, 6) is
    10·1 answer
  • How to write 1 billion and 67.9 in expanded form
    10·1 answer
  • 10 PTS :)
    13·1 answer
  • To the variation for this equation a=1/2*b*h
    6·1 answer
  • Estimate by first rounding to the nearest whole number. 62.25 − 18.92
    15·2 answers
  • At Bridgeview School, 7/10
    10·2 answers
  • Got a hard one guys 8 x 8 - 7 + 43.<br> btw wanna be fwens
    15·1 answer
  • List of all numbers less than 30 are divisible by 8?
    9·2 answers
  • 1/2,7/8,3/4 in least to greatest order
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!