How do you solve this? a^4-4a^2-21=0?

4.5
Average: 4.5 (2 votes)
Reputation: 26
Asked 2 years ago.
550 View(s)
How do you solve this? a^4-4a^2-21=0?

I am not getting this at all.

Delivery Time: 3 hours.
Question Category: Algebra.

Place Your Bid

Place Bid
Bradly Isaac
Reputation: 43
Free
Deliver in: 1 hours
Maria B Smith
Reputation: 75
Free
Deliver in: 2 hours

Tutor Answer

You must be login to view answer.