Question

A natural number when increased b 12eauais to 160 times of icsreciprocal find the number​

Answer 1

Answer:

Step-by-step explanation:

Let the natural number be x

Therefore according to question the following equation can be formed:

x+12=  

x

160

​  

 

⇒x  

2

+12x=160.

⇒x  

2

+12x−160=0

⇒x  

2

+20x−8x−160=0

⇒x(x+20)−8(x+20)=0

⇒(x+20)(x−8)=0

∴(x+20)=0or(x−8)=0

x=−20orx=8

As x=−20 is not a natural number therefore value of x is 8

So, x=8