Final answer:
To evaluate the limit lim(x → 4) (x^2 + 25 - x^2), we can simplify the expression inside the limit first. By subtracting the x^2 terms, we get lim(x → 4) (25). The limit of a constant function is equal to the constant itself. Therefore, the value of the limit is 25.
Step-by-step explanation:
To evaluate the limit lim(x → 4) (x^2 + 25 - x^2), we can simplify the expression inside the limit first.
By subtracting the x^2 terms, we get lim(x → 4) (25). The limit of a constant function is equal to the constant itself. Therefore, the value of the limit is 25.