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OpenStudy (anonymous):
x - 6 = √x
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hartnn (hartnn):
square both sides, what do u get ?
OpenStudy (anonymous):
x-6= √x (x- 6)^2=x x^2- 12x- 36=x x^2-13x-16=0 (x+ 4)(x- 9) = 0 x+4 = 0 x-9 = 0 x =-4 ,x = 9 -4 – 6 = √(-4) -10≠√(-4) 9-6 = √9 3 = 3
OpenStudy (primeralph):
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