Find the average rate of change of f(x)= 4x^2 − 6 on the interval [3,t]. Your answer will be an expression involving t.

i think asking google will you get the answer to that question

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.