Sellers Sellers
  • 25-01-2022
  • Mathematics
contestada

find the value of c that completes the square. k^2-18k+c

Respuesta :

Eyadaqrabawi
Eyadaqrabawi Eyadaqrabawi
  • 25-01-2022

Answer:

c = 81

(k-9)(k-9)

k²-18k +81

Answer Link
MichaelAladejobi
MichaelAladejobi MichaelAladejobi
  • 25-01-2022

Answer:

Discriminant(D) = 0

Therefore b² = 4ac

when b = -18, a = 1, c = c

puting the values in the equation...

(-18)² = 4(1) x C

324 = 4C

divide though by 4

we have : C = 324/4

C = 81

Answer Link

Otras preguntas

At this rate how many minivans will pass Luann if 60 vehicles passed her?
a store sold 8/5 as many dvd's as cd's. the total number of dvd's and cds sold tha day was 273. how many dvd's were sold
Factorise 8x^ + 4xy ?
What is 3.5 converted into a percent
can anyone help me out. i dont know what 9x9 equals. what is the prouduct?
what is the greatest common factor of 78 and 27 ?
The cost of mailing a DVD in an envelope by express mail is equal to the cost of mailing a DVD in a box by priority mail. What is the weight of the DVD with its
5a-b=17 3a+2b=5 Slove please
How can i use the word great awakening in a sentence?
a store sold 8/5 as many dvd's as cd's. the total number of dvd's and cds sold tha day was 273. how many dvd's were sold