khadijaj19 khadijaj19

14-12-2020
Mathematics

contestada

Four times of a positive integer is less than twice its square by 10. Find the integer.
Answer:

Respuesta :

PhantomWisdom PhantomWisdom

19-12-2020

Step-by-step explanation:

Let the integer be x.

4 times of positive integer = 4x

Twice its square = 2x²

Less by 10

ATQ,

[tex]2x^2-4x-10=0\\\\x^2-2x-5=0\\\\x=3.44, -1.44[/tex]

Hence, this is the required solution.

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