Advertisement Remove all ads

In the Following Equation, Find Which Variables X, Y, Z Etc. Represent Rational Or Irrational Number: Y2 = 9 - Mathematics

In the following equation, find which variables x, y, z etc. represent rational or irrational number:

y2 = 9

Advertisement Remove all ads

Solution

Given that y2 = 9

Now we have to find the value of y

y2 = 9

`rArry=sqrt9`

⇒ y = 3

So y is a rational number

  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

RD Sharma Mathematics for Class 9
Chapter 1 Number Systems
Exercise 1.4 | Q 5.2 | Page 31
Advertisement Remove all ads

Video TutorialsVIEW ALL [1]

Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×