Answer: huh ?
Step-by-step explanation:
Let June's age be

Then his father is

The sum of their ages is no less than 77 means,



The youngest age June can be is 11
The function will exist on all real numbers. Hence the domain of the exponential function given is all real numbers
<h3>Domain of a function</h3>
The domain are independent values of an expression for which it exist. The standard exponential equation is expressed as y = ab^x
Given the exponential function as shown:
y = 5(3)^x
The function will exist on all real numbers. Hence the domain of the exponential function given is all real numbers
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The slope of the above is -2