machihoggard38 machihoggard38

21-01-2024
Mathematics

contestada

explain why sqrt(2x+1)-4=-1 has no real solution

Respuesta :

jsimpson11000 jsimpson11000

21-01-2024

Answer:

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Step-by-step explanation:

But it DOES have a real solution:

sqrt (2x+1) -4 = -1 add '4' to both sides of the equation

sqrt(2x+1) = 3 square both sides

2x+1 = 9

2x = 8

x = 4

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