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olga2289 [7]
3 years ago
13

Factor this please: x^4-9x^2+20

Mathematics
2 answers:
Novosadov [1.4K]3 years ago
7 0
Your answer is (x+2)(x-2)(x^2-5)
vfiekz [6]3 years ago
4 0
<span><span> x = ± √<span>5 </span>= ± 2.2361</span> x = 2<span> x = -2</span></span>
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