
We can see that there is a square root in the function.
As the value inside the square root should always be positive, We can conclude that (x - 6) should always be positive and can also be equal to zero.



0.09x + (x - 30)
the amount of tax would be 0.09x....ur paying 9% sales tax on the bike
Answer:
x^2-1^2
Step-by-step explanation:
formula:
(a-b)(a+b)=a^2-b^2