Question

show that x is a rational no. i)x²=16 ii)x²=0.004 iii) x²=16/9​

Answer 1

1]x^2=16

Then x=4

WKT 4 is a rational which can be expressed in the form of p/q

2]x^2=0.04

Then x=0.2

Wkt o.2 can be written in form of p/q

That is 2/10

3]

X^2=16/9

Then x=4/3

It is also in form of p/q