asked 174k views
5 votes
Solve x4 − 7x2 − 18 = 0

2 Answers

0 votes
Thw answer is X = 3 or -3
answered
User Blinkydamo
by
7.7k points
2 votes

Answer:

the answer is ​

x=±3,±√​2

​​ ı

Explanation:

(x​^2−9)(x​2+2)=0

answered
User Giannis Grivas
by
9.1k points
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