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Which equation is equivalent to the square root of x^2 + 81 = x + 10 (I put a picture up with the question and answers)

Which equation is equivalent to the square root of x2 81 x 10 I put a picture up with the question and answers class=

Respuesta :

Answer:

See below

Step-by-step explanation:

sqrt(x^2+81)=x+10

x^2+81=x^2+20x+100 (which is one of the options)

81=20x+100

-19=20x

x=-19/20

So there's the work done.

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