What is the value of the rational expression x^2-2x-3/4x^2 when x=3?

Mathematics · Middle School · Mon Jan 18 2021

Answered on

We have,

x^2-2x-3/4x^2 

now, when x=3

3² - 2(3) - 3/4(3)²

9 - 6 - 3/ 4(9)

9 - 9/36

0/36

= 0

 

Hence, value of expression is 0 when x = 3.