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mathtard

  • 4 years ago

Give exact and approximate solutions to three decimal places. (x+7)^2=36

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  1. myininaya
    • 4 years ago
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    take square root of both sides then subtract 7 on both sides

  2. anonymous
    • 4 years ago
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    and don't forget to write both \[x+7=6\] or \[x+7=-6\]

  3. amistre64
    • 4 years ago
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    id +- a sqrt(36) then subtract out a 7

  4. anonymous
    • 4 years ago
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    that's easy for you to say

  5. amistre64
    • 4 years ago
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    \[(\pm \sqrt{36}-7+7)^2 = 36\]

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