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
Klio2033 [76]
3 years ago
7

If a = 2m-n and b = -m +n , find the magnitude of c = 3a + 2b where m and n are two vectors inclined at 60°.

Mathematics
1 answer:
kati45 [8]3 years ago
7 0

Answer:a^2 +b^2 =c^2.

Step-by-step explanation:

square of magnitude of first vector + square of magnitude of second vector + twice the dot product of the two vectors whose sum's magnitude is to be found.

You might be interested in
GUYS HELP! IS THIS CORRECT???<br> ILL MARK YOU BRAINIEST!
SashulF [63]

Answer:12

Step-by-step explanation:

it’s 12 because 4 x 3 = 12

8 0
3 years ago
Read 2 more answers
The dot plot shows the number of pets owned by the students in jay of class
Alinara [238K]

Answer:

where is the graph ?

3 0
3 years ago
Read 2 more answers
Find the distance between the points: (1,2) and (-3,0)
faltersainse [42]
You can create a right angled triangle.
Find the hypotenuse.
The third point of the triangle is (1,0)
using pythagoras, the value of a is 2, b is 3. 2^2 +3^2 = 13.
Therefore the distance between the two points is \sqrt{13}
7 0
3 years ago
Trigonometry<br> Trigonometric Equations<br> csc x cot x + cot x = 0; x [ 0, 2π ]
san4es73 [151]

Answer:

x=π/2 ,3π/2

Step-by-step explanation:

cot x(csc x+1)=0

either cot x=0

tanx=∞=tan (π/2)

x=π/2

or csc x=-1

or sin x=-1=-sin (π/2)=sin (π+π/2)=sin (3π/2)

x=3π/2

5 0
4 years ago
Read 2 more answers
A pizza has 8 slices and papa gino's sells the whole pizza for $16. What is the unit rate for a slice of pizza?
BabaBlast [244]

Answer:

It would be $2 per piece, because 16 divided by 8 is two.

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Other questions:
  • How can I solve this problem?
    10·1 answer
  • Find the derivative of f(x) = 4 divided by x at x = 2.
    7·2 answers
  • A new car is purchased for 17900 dollars. The value of the car depreciates at 12.25%
    5·1 answer
  • For which pairs of functions is (f•g)(x)=12x? f(x)=3-4x and g(x)=16x-3
    6·2 answers
  • What is the equation?
    8·1 answer
  • Find the point of intersection algebraically for the system of equations. Make sure to write your answer as an ordered pair.
    9·1 answer
  • When Justin purchased a new kayak, he paid a 6% sales tax. The amount of sales tax he paid was $84. What was the total cost of t
    13·1 answer
  • Karen, Mary and Amy sold candy bars as a fundraiser. Karen sold three more than twice the number of bars Mary sold. Amy sold fiv
    13·2 answers
  • This figure is of a circle What is the best approximation for the perimeter of the figure? Use 3.14 to approximate pi 4 4 7 cm 7
    12·1 answer
  • I need help explain pls
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!