mayvar1
mayvar1
24-03-2015
Mathematics
contestada
Solve.
x^2+y^2=9
2z^2-y^2=6
Respuesta :
Panoyin
Panoyin
25-03-2015
1x² + 1y² = 9
2x² - 1y² = 6
3x²
=
15
3 3
x² = 5
x ≈ 2.236
2(2.236)² - 1y² = 6
2(5) - 1y² = 6
10 - 1y² = 6
-10 -10
-1y²
=
-4
-1 -1
y² = 4
y = 2
(x, y) = (2.236,2)
(x², y²) = (5, 4)
x² + y² = 9
Answer Link
VER TODAS LAS RESPUESTAS ( 13+ )
Otras preguntas
When did the tradition of the christmas tree at rockefeller center start and how has it evolved? how many people visit it each year?
07, The present age of Queens University College is three times that of GAGE University College. After 5 years, the difference of their ages will be 30 years. F
help pls i don’t understand this cause my teacher can’t teach
how is your mom is she thick
colorless structure behind the iris, sharpens the focus of light rays onto retina
What are the major regions and *industries that the agreement would be positively affected by the TTIP?
what would be the greatest opportunity cost for a talented college football player to remain in college for another year rather than enter the nfl draft?
You have at most $23 to spend at a market. Apples cost $0.50 each, and pears cost $0.75 each. Let a be numbers of apples and p be numbers of pears. Write an ine
Tyler hires a Lift driver to give him a ride to Wild Rivers. It costs $4 to download the Lift app and then $1.50 for every mile they have to drive you. Tyler's
What happens to the whole House of Representatives during the midterm elections