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joyce153

  • 4 years ago

Step-by-Step How do i solve x²-36=0

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  1. jhonyy9
    • 4 years ago
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    us a2 -b2 =(a-b)(a+b)

  2. jhonyy9
    • 4 years ago
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    x2 -36=(x-6)(x+6)

  3. jhonyy9
    • 4 years ago
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    so x-6=0 x=6 and x+6=0 x=-6

  4. chism
    • 4 years ago
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    Another intuitive way Say that: \[x^{2}\] = 36 Take the square root of each side and you get that x = 6, -6

  5. jhonyy9
    • 4 years ago
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    yes is right too

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