16-08-2021
Mathematics

contestada

Find total number of solutions of [x]^2= x + 2 {x}, where (.) and {.} denotes the greatest integer
function and fractional part.

Respuesta :

16-08-2021

Answer:

Step-by-step explanation:

There are only 5 solutions:

x=-1

x=-1/3

x=0

x=1

x=8/3

See the graph

In blue: y=[x]²

In red : y=x+2(x-[x])

Ver imagen caylus

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