Question

Solve 7x^4 + 20 = 27x^2
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Answer 1

7x^4 -27x^2 = - 20

7x-27x^2^4=-20

-20x^8= -20

-20x=-20/8

-20x= -2.5

x= - 2.5/- 20

therefore x = 0.125

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Answer 2

Answer:

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Step-by-step explanation:

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