Question

Find the value of x. (x-2)+(x-3)+(x-9)=0​

Answer 1

Answer:

14/3

Step-by-step explanation:

x-2+ x-3+ x-9=0

3x- 14=0

3x=14

x=14/3

Answer 2

Let

Y=(x-2)(x-9)

Y=x^2 -11x-18,now

dY/dx=2x-11

Now putting dY/dx=0

We get

2x-11=0

Hence x=11/2 for minimum value of the function.