218k views
3 votes
6. (6x4 + x3 – 9x + 13) = (x2 + 8)
What’s this answer

2 Answers

4 votes

The Answer is:

x=0.692379

User ScaryAardvark
by
6.7k points
5 votes

Answer:

x=0.692379

Explanation:

Step 1: Subtract x^2+8 from both sides.

6x4+x3−9x+13−(x2+8)=x2+8−(x2+8)

6x4+x3−x2−9x+5=0

Step 2: Use quartic formula.

x=0.692379

User Hereblur
by
6.2k points