Sign In
Ask Question
Aryanna Fitzgerald
Mathematics
12 October, 03:25
Find all roots: x^3 + 7x^2 + 12x=0
+1
Answers (
1
)
Keaton Conway
12 October, 03:36
0
see explanation
Step-by-step explanation:
To find the roots factor the left side
x³ + 7x² + 12x = 0 ← factor out x from each term
x (x² + 7x + 12) = 0
x (x + 3) (x + 4) = 0
Equate each factor to zero and solve for x
x = 0
x + 3 = 0 ⇒ x = - 3
x + 4 = 0 ⇒ x = - 4
Roots are x = - 4, x = - 3, x = 0
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Find an answer to your question 👍
“Find all roots: x^3 + 7x^2 + 12x=0 ...”
in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
Survey: Is being 19 in two months or being actually 19 the same thing? (can you call yourself 19 when you're 18 and still have two months?
Answers (1)
Simplify. -68. 4/5 -24. 35 24./35 2/35
Answers (1)
How do you devide 550 over 222
Answers (1)
Look at the diagram below. If JM = LM, then angles JKM are congruent. - From Apex True or False
Answers (2)
Ms. Wendie puts 4 chocolate candies in a bag to give each of her students on the first day of class. She puts a total of 76 chocolate candies in bags. Write an equation to model this situation.
Answers (1)
New Questions in Mathematics
Which expression can be used find 40% of 130? a. 26 x 5 b. 26 x 4 c. 26 x 3 d. 26 x 2
Answers (1)
Order √3, 2π, and 1.5 from least to greatest.
Answers (1)
The arithmetic mean of the monthly salary of two employees is $3210. One employee earns $3470 per month. What is the monthly salary of the other employee?
Answers (1)
Write the expression in exponential form. log 3^9 = 2
Answers (1)
Ariana has $1.40 worth of nickels and dimes. She had twic as many nickels as dimes. Determine the number of nickels and the number of dimes that Ariana has.
Answers (1)
Home
»
Mathematics
» Find all roots: x^3 + 7x^2 + 12x=0
Sign In
Sign Up
Forgot Password?