ally2me24 ally2me24
  • 03-11-2020
  • Mathematics
contestada

the mid point of ab m(1,-1). if the coordinates of a are (7,-4) what are the coordinates of b

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 03-11-2020

9514 1404 393

Answer:

  b = (-5, 2)

Step-by-step explanation:

b = 2m - a = 2(1, -1) -(7, -4) = (2-7, -2+4)

b = (-5, 2)

__

About the formula

The midpoint is given by the formula ...

  m = (a+b)/2

Solving for b gives ...

  b = 2m -a . . . as above

Answer Link

Otras preguntas

Tell who or what each sentence is describing. Make sure your answers are in Spanish. 1. Es una persona que trabaja en un café. 2. Es el lugar adonde vas para co
What factors drive the movements of global air masses
Pleaseeeeeeeeee help me
Can I have some help?
Why was Wudi called the Martial Emperor?
does the momentum of the luggage change as it turns left with the conveyor belt? why?
Enter a lookup function in cell e5 that returns the tax deduction amount for the number of dependents listed in cell C5
What is the arc measure of arc (DE) in degrees?
The price for cigarettes sold by Big Tobacco Co Ltd was 6.00 per packet in March 2018. During the month of March, the consumption of cigarettes was 1000 packets
After substantial heating, 6.25 g of iron produced 18.00 g of a compound with chlorine. The empirical formula is: a. FeCl3 b. Fe3Cl c. Fe2Cl3 d. FeCl2 e. Fe2Cl