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
a_sh-v [17]
3 years ago
12

Use the dot product to find |v| when v=(2,7)

Mathematics
2 answers:
ivann1987 [24]3 years ago
8 0
We have that v*v=|v|^2. Hence, v*v= (2,7)*(2,7)=2*2+7*7=53. Thus, |v|^2=53 and |v|= \sqrt{53}. The correct choice is d.
KIM [24]3 years ago
7 0

Answer:

D

Step-by-step explanation:

edge answer

You might be interested in
Plssssssssssssssssssssssssss help
Hunter-Best [27]
C is true and most likely the correct answer
4 0
3 years ago
Read 2 more answers
Solve 7x - 12 = k for x
shtirl [24]

Answer:

x = 1/7(k+12)

Step-by-step explanation:

7x - 12 = k

Add 12 to each side

7x - 12+12 = k+12

7x = k+12

Divide each side by 7

7x/7 = (k+12)/7

x = 1/7(k+12)

5 0
3 years ago
Is it possible for the line segments of a triangle to be 6 cm, 7 cm, and 12 cm in length?
Paul [167]

Answer:

Yes because sum of 2 line segment is greater than the third side

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
a train is traveling from New Orleans to Memphis at a speed of 79 mph. New Orleans and Tennessee are 397.1 miles apart. How long
GrogVix [38]
<span>The train will need 5 hours to reach Tennessee</span>
7 0
3 years ago
What is half of 7 the whole number
Volgvan

Answer:

3 1/2

Step-by-step explanation:

You have to do 7 divided by 2 or 1/2 x 7

6 0
3 years ago
Read 2 more answers
Other questions:
  • What is the mean number of points<br> scored by these players? D A. 7 B. &amp; DD. 10​
    8·1 answer
  • Which angle is adjacent to A. B. C. D.
    11·1 answer
  • The square of the hypotenuse of a right triangle is 625. Which could be the side lengths explain
    8·1 answer
  • if a hummingbird were to get all of its food from a feeder, then a 16 ounce nectar feeder could feed about 80 hummingbirds a day
    8·2 answers
  • What is 69+48+57+70+66
    7·2 answers
  • From a club of 23 people, in how many ways can a group of five members be selected to attend a conference?
    14·1 answer
  • Find the value of x for which (4/5)-4 x (4/5)-7 =(4/5)2x-1 Can some1 say this ans fast plz
    8·1 answer
  • What equation is equal to 8-2x=12? <br> A)2x-8=-12<br> B)2x-8=12<br> C)x-4=6<br> D)2x=20
    8·1 answer
  • Hannah works at a electronics store she makes a commission of 13% on everything she sells if she sells 1,564 in electrictronis i
    15·1 answer
  • Flip a coin 4 times and calculate the experimental probability of the coin landing heads up. Flip a coin 4 more times to increas
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!