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04-10-2019
Mathematics

contestada

For f(x)=x^2, find the solution(s) to f(x)=64

For f(x)=x^2, find the solution(s) to f(x)=-49

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Bluebry Bluebry

04-10-2019

Answer:

(x^2)=64x=+/- [tex]\sqrt{x} 64\\[/tex]

x=+8, -8

(x^2)=-49

x=[tex]\sqrt{x} -49\\[/tex]

x=+/- [tex]\sqrt{x} 49 x \sqrt{x} -1[/tex]

x=+7i, 7

Step-by-step explanation:

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