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Bananas1234

  • one year ago

solve each equation. Write irrational numbers in simplest radical form. Describe the strategy you used to get your solution and tell why you chose that strategy. 1. x^2 + 4 = 0 2. x^2 - 6x + 1 = 0

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  1. anonymous
    • one year ago
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    Solve for x

  2. Bananas1234
    • one year ago
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    @iambatman

  3. Jack1
    • one year ago
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    1. using reverse FOIL: (x+2)(x-2) = x^2 + 2x - 2x + 4 = x^2 + 4 so if x^2 + 4 = 0 (x+2)(x-2) =0 so either x+2 = 0 or x - 2 = 0 if it's x+2 = 0... then x = -2 if it's x-2 = 0... then x = 2 so either x = 2 or x = -2 is this making sense? can you do Q2?

  4. Bananas1234
    • one year ago
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    i think so, thanks!

  5. Jack1
    • one year ago
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    sweet ;)

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