3 years ago

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

x = ± √5 = ± 2.2361 x = 2 x = -2

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