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 ( 36+ )
Otras preguntas
The diameter of a cylinder is 6 feet 6 inches. The height of a cylinder is 12 feet 3 inches. What is the surface area? (feet squared)What is the volume?
How many moles of water (H2O) would be produced if 10 moles of O2 gas reacted completely with excess H2 gas?2 H2(g) + O2(g) → 2 H2O(g)A. 5 B. 10 C. 20 D. 30
What's the word for looking down on others; proud and scornful
Your friend is asked to differentiate between evaporation and boiling.what questions could you ask to make him to know the difference between evaporation and bo
write in decimal form fourteen and eighty-Four hundredths
which designer started as a fashion illustrator before focusing on industrial design?
What's the other word stubborn; inflexible
What's the other word speaking in circles; round-about speech
What's the term for: unwilling to bend; unyielding
I figured out the 1st question but I do not understand the second one...please show me step by step! Thank you!