brianluong00 brianluong00

23-11-2017
Mathematics

contestada

If two vectors are perpendicular, then their dot product must be zero.

Please select the best answer from the choices provided

T
F

Respuesta :

chi3fcomm5nd chi3fcomm5nd

23-11-2017

true since the dot product is defined as a.b=abcos(x)
since they are perpendicular x=90 cos(90)=0
hence a.b=0

Answer Link

Otras preguntas

How many possible outcomes are there if we toss 10 die each of a different color

Calculator Bookwork code: 6F not allowed Work out the perimeter of the shape shown below. Give your answer in centimetres (cm). 2 cm 8 cm 3 cm 12 cm

Graph. X ≥ 5 To draw a ray, plot an endpoint and select an arrow. Select an endpoint to change i from closed to open. Select the middle of the ray to delete it.

round up the following into three significant numbers a) 34.216 b) 10.4107 c) 0.04597 d) 2808

answer = x=2cm,Y= 2.83cm 45 2 Y

Since Q2 of 2021, CoreLogic reports that transaction fraud has increased by ___, while fraud risk increased by ___

1. Jake, a 16-year-old high school student, recently heard from a friend that you can tell if someone has an STI just by looking at them. He believes this myth

Si + 2C2 - SiCI4 What mass of SiCl4 is formed when 10.0 grams of Si and 60.0 grams of Cl2 react? Molar mass of SiCl4= 169.8 g/mol Molar mass of Cl2 = 70.9 g/mol

A DC-9 aircraft leaves an airport from a runway whose bearing is N23°E. After flying for 1/4 miles, the pilot requests permission to turn 90° and head toward th

Find the correct subject-verb agreement. 1. There (is, are) the senator and the congressman on the steps of the Capitol.