Answer:

Step-by-step explanation:
Given the quadratic function

Evaluating the quadratic function

substitute x = 3



Therefore,
There are 2 ways you can write this.
You can either do /1 or /100

The most used is
3x : 2 = 15
3x = 15 * 2
3x = 30
x = 30 : 3
x = 10
--------------------------------
3(10) :2 = 15
Pi equals 3.14159265...and so on