answersLogoWhite

0

That doesn't factor neatly. Applying the quadratic formula, we find two imaginary solutions: -2 plus or minus i times the square root of 17.

x = -2 + 4.123105625617661i

x = -2 - 4.123105625617661i

where i is the square root of negative one.

User Avatar

Wiki User

9y ago

Still curious? Ask our experts.

Chat with our AI personalities

CoachCoach
Success isn't just about winning—it's about vision, patience, and playing the long game.
Chat with Coach
RossRoss
Every question is just a happy little opportunity.
Chat with Ross
JordanJordan
Looking for a career mentor? I've seen my fair share of shake-ups.
Chat with Jordan
More answers

It factors as: (6x-1)(6x+1)

User Avatar

Wiki User

9y ago
User Avatar

There are no rational factors.

User Avatar

Wiki User

14y ago
User Avatar

Add your answer:

Earn +20 pts
Q: How do you factor d squared plus 4d plus 21?
Write your answer...
Submit
Still have questions?
magnify glass
imp