# Scalar product

Calculate the scalar product of two vectors: (2.5) (-1, -4)

**Result****Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this verbal math problem are needed these knowledge from mathematics:

## Next similar math problems:

- Scalar dot product

Calculate u.v if |u| = 5, |v| = 2 and when angle between the vectors u, v is: a) 60° b) 45° c) 120° - 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. - Geometric progression 2

There is geometric sequence with a_{1}=5.7 and quotient q=-2.5. Calculate a_{17}. - Calculation of CN

Calculate: ? - Virus

We have a virus that lives one hour. Every half hour produce two child viruses. What will be the living population of the virus after 3.5 hours? - Points collinear

Show that the point A(-1,3), B(3,2), C(11,0) are col-linear. - Geometric progression

Fill 4 numbers between 4 and -12500 to form geometric progression. - Rolls

Mom every day buys 6 rolls. On Friday buys 2 times as much. How many rolls buys on Friday? - Number

Which number is 17 times larger than the number 6? - Committees

How many different committees of 6 people can be formed from a class of 30 students? - Classroom 4

In a class of 36 pupils, 2/3 are girls. How much it is in a class girls and boys? - Vector

Determine coordinates of the vector u=CD if C[19;-7], D[-16,-5]. - Add vector

Given that P = (5, 8) and Q = (6, 9), find the component form and magnitude of vector PQ. - Theorem prove

We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started? - Complex number coordinates

Which coordinates show the location of -2+3i - Equation

Equation ? has one root x_{1}= 8. Determine the coefficient b and the second root x_{2}. - Quadratic equation

Find the roots of the quadratic equation: 3x^{2}-4x + (-4) = 0.