anonymous
  • anonymous
(x+9)^2=4
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
X=-7
anonymous
  • anonymous
x=-7 x=-11
anonymous
  • anonymous
No, it's not -11. You can't square root a negative number without the involvement of i.

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anonymous
  • anonymous
i need the i involved
anonymous
  • anonymous
x+9=square root(4) x+9=-square root(4) x+9-9= 2-9 x+9-9 =-2-9 x=-7 x=-11
anonymous
  • anonymous
so it would be -7i and -11i????
anonymous
  • anonymous
both are real numbers
anonymous
  • anonymous
but im confused because they r not giving me that option, they want the solutions and they want them to include i
anonymous
  • anonymous
give me two real numbers as they will not sack the square root of the number if it has a negative sign outside the root itself is not negative on 4

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