danox551111
danox551111
01-12-2021
Mathematics
contestada
need help with pre-cal please
Respuesta :
mhanifa
mhanifa
01-12-2021
Answer:
x = n² ± n√(n² + 8)
Step-by-step explanation:
x ≠ 0, n ≠ 0
4/x² + 1/x = 1/(2n²)
(x + 4)/x² = 1/(2n²)
2n²(x + 4) = x²
x² - 2n²x - 8n² = 0
D = (-2n²)² - 4(-8n²) = 4n⁴ + 32n² = 4n²(n² + 8)
x = (2n² ± 2n√(n² + 8))/2
x = n² ± n√(n² + 8)
Answer Link
VER TODAS LAS RESPUESTAS ( 91+ )
Otras preguntas
Julia spends $2.25 on has for her lawn mower. She earns $15.00 mowing her neighbor's yard. What is Julia's profit?
What animals may be found in each zone?—be specific on listing them •Upper •Middle •Lower
What is the value of the ratio for one third of 900
what do we call a part of the body with a special function?
Juanita runs every third day and swims every fifth day.If Juanita runs and swims today,in how many days will she run and swim again on the same day?
Cuneiform is a. a Sumerian form of writing b. a Persian invention c. a Lydian invention d. an Egyptian form of writing
As the percent of iron in an igneous rock increases its density will__________?
The most common procedures today on the digestive system are the gastric bypass and the lap- band. There has been some controversy over the dangers of these pro
Sarah's craft project uses pieces of yarn that are 1/8 yard long she has a piece of yarn that is 3 yards long how many 1/8 yard pieces can she cut and still hav
Which of the following is a true difference between prokaryotic and eukaryotic cells? a. Eukaryotic cells have true nuclei. b. Eukaryotic cells are smaller. c.
