Question

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

Answer:

Answer 1

Explanation:

Let the integer be x.

4 times of positive integer = 4x

Twice its square = 2x²

Less by 10

ATQ,

`2x^2-4x-10=0\\\\x^2-2x-5=0\\\\x=3.44, -1.44`

Hence, this is the required solution.