pukargurung204
pukargurung204 pukargurung204
  • 21-03-2022
  • Mathematics
contestada

The sum of number is 16 and the sum of their square is 130.Find the number​

Respuesta :

t536cicqr2
t536cicqr2 t536cicqr2
  • 21-03-2022
let y=other number
..
x-y=16
x^2+y^2=130
..
x=y+16
(y+16)^2+y^2=130
y^2+32y+256+y^2=130
2y^2+32y+126=0
y^2+16y+63=0
(y+7)(y+9)=0
y=-7
x=y+16=9
or
y=-9
x=y+16=7
..
The two pairs of numbers are: (9 and-7) and (7 and-9)
Answer Link

Otras preguntas

what sequence of tabs and buttons should hema select to include the current date on the pages printed with the speaker notes
Which is the value of this expression when j=-2 and k=-1
An increase in temperature for a reaction with a + ΔH will shift the equilibrium toward the products. TRUE FALSE
How many total atoms are in 0.610 g of P2O5?
If a landlord's breach of duty renders the premises unsuitable for occupancy, under the doctrine of constructive eviction, the tenant may:
Which activity will least affect on youre level of physical fitness
Which best identifies a suffix and how it changes the meaning of the word? The suffix in journalism is -ism; it changes the word to mean "the practice of per
Which word is the plural form of el borrador? Your answer: los borrador las borrador las borradorslos borradores
Which of the following people would benefit most from using the read-only view? A. Lisa, who wants the copy editor to fix all the spelling and grammar error
A CD that has a regular price of $15.50. It is on sale at a 25% discount. What is the sale price with 6.5% tax