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GeorgeLin

  • 3 years ago

Is the following equation always true, sometimes true, or never true? 1) x + x = 2x 2) x times x = 2x 3) x^2 = 9 (sometimes?)

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  1. ineedhelponmyhw
    • 3 years ago
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    x+x=2x

  2. ineedhelponmyhw
    • 3 years ago
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    x times x = x sqaured

  3. ineedhelponmyhw
    • 3 years ago
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    *squared

  4. bgeorge
    • 3 years ago
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    Never true!

  5. sarah43
    • 3 years ago
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    1 and 2 are always true but 3 is sometimes

  6. shruti
    • 3 years ago
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    IT DEPENDS UPON THE CONDITION WHEREVER IT IS GIVEN OR NEEDED. BTW THE FIRST ONE IS ALWAYS CORRECT AS I REMMEMBER.

  7. PaxPolaris
    • 3 years ago
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    1) \(x + x = 2x\) always 2) \(x \times x = 2x\) sometimes ... when \(x=2\) 3) \(x^2 = 9\) sometimes ... when \(x=3\), or \(x=-3\)

  8. shruti
    • 3 years ago
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    @PaxPolaris IS RIGHT.

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