$MathMaster logo$

MathMaster

Home
general
result of the scalar product between u 1 2 3 and v 0 2 1

Question

Result of the scalar product between u=(1,-2,3) and v=(0,2,1)

168

likes

839 views

Answer to a math question Result of the scalar product between u=(1,-2,3) and v=(0,2,1)

$Expert avatar$

4.7

119 Answers

1. Write out vectors:

\mathbf{u} = (1, -2, 3)

,

\mathbf{v} = (0, 2, 1)

.

2. Use dot product formula:

\mathbf{u} \cdot \mathbf{v} = u_1v_1 + u_2v_2 + u_3v_3 = 1 \cdot 0 + (-2) \cdot 2 + 3 \cdot 1

.

3. Calculate:

0 - 4 + 3 = -1

.

4. Final answer:

-1

.

Frequently asked questions (FAQs)

What is the measure of angle A in a triangle if side a = 5, side b = 9, and side c = 7?

+

What is the sum of 35 and 73 divided by the difference between 94 and 52?

+

In a triangle, if one angle measures 90° and another angle measures 45°, what will be the measure of the third angle?

+

New questions in Mathematics

Let the vectors be u=(-1,0,2) , v=(0,2,-3) , w=(2,2,3) Calculate the following expressions a)<u,w> b) <2u- 5v,3w>

what is 9% of 307

For a temperature range between 177 degrees Celsius to 213 degrees Celsius, what is the temperature range in degrees Fahrenheit.

Use the elimination to find the solution to each linear system. X+y=43 2x-y=20

what is the annual rate on $525 at 0.046% per day for 3 months?

The points (-5,-4) and (3,6) are the ends of the diameter of the circle calculate subequation

X~N(2.6,1.44). find the P(X<3.1)

Translate to an equation and solve. Let x be the unknown number: What number is 52% of 81.

The annual real property tax liability for a residential property is $4302 and has been paid by the seller in advance of closing. Using the 30-day month/260-day year method what will be the tax proration entry on the settlement statement round to the nearest dollar for a closing on Oct. 26 if the buyer owns the day of closing? a. $3525 credit to the buyer and $777 debit to the seller b. $777 debit to the buyer and $3525 debit to the seller c. $777 credit to the buyer and $777 debit to the seller d. $3525 debit to the buyer and $3525 credit to the seller *Can anyone help with this? I am studying for my real estate exam and am having trouble with some of the calculations :)

Calculate the area of the parallelogram with adjacent vertices (1,4, −2), (−3,1,6) 𝑦 (1, −2,3)

A property sold for $745,000 in a co-brokered transaction. The seller has agreed to pay a 7% commission to the listing firm. The listing firm has agreed to equally split the commission with the selling firm. If the buyer’s broker will receive 8% of the selling firm’s commission, how much commission will the buyer’s broker receive? $14,900 $3725 $$37250 $18625

solve R the following equation 4 x squared - 35 - 9 over x squared is equal to 0

25) Paulo saves R$250.00 per month and keeps the money in a safe in his own home. At the end of 12 months, deposit the total saved into the savings account. Consider that, each year, deposits are always carried out on the same day and month; the annual yield on the savings account is 7%; and, the yield total is obtained by the interest compounding process. So, the amount that Paulo will have in his savings account after 3 years, from the moment you started saving part of your money monthly, it will be A) R$6,644.70. B) R$ 9,210.00. C) R$ 9,644.70. D) R$ 10,319.83. E) R$ 13,319.83

Emile organizes a community dance to raise funds. In addition to paying $300 to rent the room, she must rent chairs at $2 each. The quantity of chairs rented will be equal to the number of tickets sold. She sells tickets for $7 each. How much should she sell to raise money?

Let f(x)=-1/2x+5 evaluate f(-6)