Question

The product of two numbers is 3.92. If one number is double than the other, the bigger number is

Answer 1

Answer:

2•8

Step-by-step explanation:

let, small =a

bigger=2a

product=2ax a =2 a square

2a square =3•92

a=1•4

2a=1•4×2=2•8

Answer 2

Step-by-step explanation:

Let the number be x

2nd number is 2x

2x *x=3.92

2x^2=392/100

x^2=392/100*1/2

x^2=392/200

x^2=42/25

x=√42/25

2nd number=2*√42/25