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yokie Group Title

Solve for x 64(x^2) = 25

  • 3 years ago
  • 3 years ago

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  1. lalaly Group Title
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    \[(8x-5)(8x+5)=0\]

    • 3 years ago
  2. imafrenchfri Group Title
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    divide by 64, square root (25/64)

    • 3 years ago
  3. lalaly Group Title
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    \[x=\frac{5}{8}\]\[x=\frac{-5}{8}\]

    • 3 years ago
  4. Rippythegator Group Title
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    x^2 =25/64 Square root 25/64 =0.625

    • 3 years ago
  5. yokie Group Title
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    I'm thinking 5/8

    • 3 years ago
  6. lalaly Group Title
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    u fractorise it difference between two squares (8x-5)(8x+5)=0

    • 3 years ago
  7. imafrenchfri Group Title
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    if you see my above reply, it is \[\sqrt{25/64}\] which leads to \[\pm5/8\]

    • 3 years ago
  8. yokie Group Title
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    +5/8, -5/8

    • 3 years ago
  9. anushkaudeshan Group Title
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    64 x^2-25 = 0 so, x = -5/8 or x = 5/8

    • 3 years ago
  10. anushkaudeshan Group Title
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    thanks..!! i am the best..##

    • 3 years ago
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