Coordinates of vector
Determine the coordinate of a vector u=CD if C(19;-7) and D(-16;-5)
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
Determine coordinates of the vector u=CD if C[19;-7], D[-16,-5].
- Vector - basic operations
There are given points A [-9; -2] B [2; 16] C [16; -2] and D [12; 18] a. Determine the coordinates of the vectors u=AB v=CD s=DB b. Calculate the sum of the vectors u + v c. Calculate difference of vectors u-v d. Determine the coordinates of the vector w.
For vector w is true: w = 2u-5v. Determine coordinates of vector w if u=(3, -1), v=(12, -10)
Line p passing through A[-10, 6] and has direction vector v=(3, 2). Is point B[7, 30] on the line p?
- AP - simple
Determine the first nine elements of sequence if a10 = -1 and d = 4
It is true that the lines that do not intersect are parallel?
How many 4-tones chords (chord = at the same time sounding different tones) is possible to play within 7 tones?
Is true equality? ?
Write the first 7 members of an arithmetic sequence: a1=-3, d=6.
The class is 21 students. How many ways can choose two to examination?
The village markets have 5 kinds of sweets, one weighs 31 grams. How many different ways a customer can buy 1.519 kg sweets.
- Three workshops
There are 2743 people working in three workshops. In the second workshop works 140 people more than in the first and in third works 4.2 times more than the second one. How many people work in each workshop?
- Elimination method
Solve system of linear equations by elimination method: 5/2x + 3/5y= 4/15 1/2x + 2/5y= 2/15
- Sequence 2
Write the first 5 members of an arithmetic sequence a11=-14, d=-1
Write the first 6 members of these sequence: a1 = 5 a2 = 7 an+2 = an+1 +2 an
If the average(arithmetic mean) of three numbers x,y,z is 50. What is the average of there numbers (3x +10), (3y +10), (3z+10) ?
- Theorem prove
We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?