Mathematics, 03.02.2020 08:45 anthony1366

What substitution should be used to rewrite 4x4 – 21x2 + 20 = 0 as a quadratic equation?

u = x2
u = 2x2
u = x4
u = 4x4

Answers: 2

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What substitution should be used to rewrite 4x4 – 21x2 + 20 = 0 as a quadratic equation?

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More questions: Mathematics Another questions

What substitution should be used to rewrite 4x4 – 21x2 + 20 = 0 as a quadratic equation? u = x2 u = 2x2 u = x4 u = 4x4

Answers

Another question on Mathematics

What substitution should be used to rewrite 4x4 – 21x2 + 20 = 0 as a quadratic equation?

u = x2
u = 2x2
u = x4
u = 4x4