scoobydooyuck
scoobydooyuck scoobydooyuck
  • 03-05-2018
  • Mathematics
contestada

Solve the quadratic in form equation x^4-14x^2+45=0

Respuesta :

kayeecheng2102p3s8sa kayeecheng2102p3s8sa
  • 03-05-2018
x⁴-14x²+45=0
(x²) ²-14x²+45=0
let y=x²
y²-14y+45=0
(y-9) (y-5) =0
y=9 or y=5
x²=9 or x²=5
x=±3 or x=±√5
Answer Link

Otras preguntas

The Bush administration cracked down on drug trafficking from a. Africa. b. China. c. Latin America. d. the Middle East.
The literature of exploration is MOST LIKELY to include a. logs, diaries, and letters. b. songs, legends, and treaties. c. pamphlets, hymns, and poetry. d.
According to the alternation of generations life cycle, during the process of meiosis, the chromosome number a. is tripled. b. is doubled. c. does not change
If I wanna records a game and my voice need to be in the video what app I download. (There is no options)
Compare the quantity in column A with the quantity in column B. Choose the best answer.
Anytime you renew your car insurance, fail to renew it, cancel it, or the insurance company cancels it, the insurance company must notify
What is the solution of the proportion? 14/12 = D/48 a. 56 b. 672 c. 168 d. 576
A minor who misrepresents his or her age to purchase alcohol commits the __________________ violation. a. zero tolerance b. minor in possession c. driving un
The correct notation for an alpha particle
three civilizations who inspired the development of American democracy were?