charlesiarenee0
02.05.2021 •
Mathematics
(PLEASE HELP ME!) Solve for n 2n ^ 2 = 10n + 48 O A - 4or - 6 OB . 4016 O. 3or - 8 OD- 3 or 8 O E - 3or - 8
Solved
Show answers
More tips
- H Health and Medicine What is Autism? Understanding the Basics of This Neurodevelopmental Disorder...
- F Food and Cooking The Most Delicious and Simple Fish in Batter Recipe...
- S Society and Politics 10 Tips for Boosting Your Self-Esteem...
- F Food and Cooking Which Calamari Salad is the Most Delicious?...
- H Health and Medicine Mercury Thermometer Danger: What to do when a thermometer breaks?...
- S Style and Beauty How to braid friendship bracelets?...
- F Food and Cooking Delight for Gourmets: How to Prepare Liver Pate...
- C Computers and Internet How to Learn to Type Fast?...
- H Health and Medicine Angina: Causes, Symptoms, and Treatment...
- D Dating, Love, Relationships How to Overcome Jealousy: Tips and Tricks...
Answers on questions: Mathematics
- M Mathematics How do you solve this word problem of the 540 shirts 18 were green 1/6 were red and the rest were blue of the blue shirt 1/3 were small 1/6 were medium 1/3 were large and the rest...
- M Mathematics 14 points**(Story problem)The math club can buy readymade logo t-shirts for $14.50 each. On the other hand, the math club can make t-shirts. They can buy plain t-shirts for $6.35...
- E English The art of producing beautiful writing with a (special) pen or brush is called calligraphy. What word class does the underline word in the sentences belong to?...
- M Mathematics In a large population, 92% of the households have cable tv. A simple random sample of 225 households is to be contacted and the sample proportion computed. What is the mean and standard...
Ответ:
Option D
Step-by-step explanation :
→ Minus 10n and 48 from both sides
2n² - 10n - 48 = 0
→ Divide everything by 2
n² - 5n - 24 = 0
→ Factorise
( n + 3 ) ( n - 8 )
Ответ:
D
Step-by-step explanation:
2n²-10n-48=0
n²-5n-24=0
(n-8)(n+3)
n-8=0
n=8
n+3=0
n=-3
Ответ:
3(6-a)=9a-18
18-3a=9a-18
18+18=9a+3a
36=12a
a=36:12
a=3
A. one solution