Question

5(1-x^2)=-4(1+x^2)

Please help
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Answer 1

Answer:

1.12.90

Explanation:

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Answer 2

Answer:

Given,

5(1 - x²) = -4(1 + x²)

Find,

the equation

Explanation:

So,

=> 5(1 - x²) = -4(1 + x²)

=> 5 - 5x² = -4 +(-4x)²

=> 5 - 5x² = -4 - 4x²

=> -5x² + 4x² = -4 -5

=> -x² = -9

=> x = √9

=> x = 3