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
Ivenika [448]
3 years ago
13

Prove that there does not exist integers m and n such that 2m+4n=7

Mathematics
1 answer:
slamgirl [31]3 years ago
8 0
2m+4n=7\iff m+2n=\dfrac72

There is no choice of integers (m,n) such that the left hand side is a rational number.
You might be interested in
Anyone please help and explain !! thanks
Serhud [2]
AP and BQ are medians of the triangle ABC and K is the centroid of the triangle.
One of the properties of  the medians is that the point of intersection divides the median in the ratio 2:1

So BK = 2 KQ  therefore 

15 = 2 * KQ 
and KQ = 7.5  answer
8 0
3 years ago
0.62, 0.38, 0.35, 0.49, 0.1, 0.21, 0.54, 0.6, 0.51, 0.28 Least to Greatest *
AnnyKZ [126]

Answer:

0.25

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
The dimensions of a rectangular piece of paper are 8.5 inches and 11 inches. Veronica folded the piece of paper along its diagon
juin [17]

Answer:

13.9 in

Step-by-step explanation:

Use the Pythagorean Theorem to answer this.  Folding the paper along its diagonal produces two triangles; each one has shorter side 8.5 in and longer side 11 in.  According to the Pyth. Thm., (8.5)^2 + 11^2 = 193.25, which results in the diagonal length √193.25, or approx. 13.9 in.

7 0
3 years ago
Justine made 3 loaves of banana bread.
Radda [10]

Answer:

3/5 of a serving. Or 6/10. Since he doesn't have a whole serving.

5 0
3 years ago
Marcus currently owns 200 songs in his iTunes collection. Every
UNO [17]

Answer:

Marcus will own 380 songs after a year.

Step-by-step explanation:

the equation would look like

N=15m+200

you

then put 12 in for (m)

n=15(12)+200

n=180+200

n=380

Marcus will own 380 songs after a year.

5 0
3 years ago
Other questions:
  • I need help with one, two, three, four and five
    5·1 answer
  • At top speed, a rabbit can cover 4 miles in 11 minutes. If a
    12·1 answer
  • I need help with this for #22 a., b., and c.
    6·1 answer
  • A ramp is 10 feet in length. The ramp is lifted 4 feet off the ground to the truck door. What is the distance across the
    11·2 answers
  • I need help the picture is up<br> Above just look at the picture
    10·2 answers
  • Which completely describes the polygon
    5·1 answer
  • Two consecutive even integers have a sum of 14. The equation that would be used to solve this
    6·2 answers
  • Help with number 6? Rlly dont get it.
    14·1 answer
  • How far is it from A to C?<br> D<br> 25 yd<br> 40 yd<br> A<br> E<br> F<br> 60 yd<br> x yd
    7·1 answer
  • NEED HELP ASAP!!!! Will give brainiest
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!