An explicit definition of a function f gives an algorithmic procedure, usually given by an algebraic formula, that produces the output (dependent variable) of f for a given input (independent variable); for example, f(x) = x2.
Golden Retrievers are 1 foot 9 inches tall to 2 feet tall. You can say they are of medium size. They weigh 55 to 75 pounds and live for 10 to 12 years. I hope this will help you. Regards, Perrie Jinnie Pet Grooming Tips
How big are Golden Retrievers? About 21-24 inches at the shoulder, with males usually in the higher half of that range, and females usually in the lower half. Weight can be as low as 55 pounds, but is usually 60-75 pounds. However, there are many oversized Goldens, with some individuals topping 90 pounds.