You will be given a definition of a task first, then some input of the task.
In this task, you are given a word, followed by two sentences. Your task is to figure out whether both the sentences use the aforementioned word with the same meaning. You should respond with 'True' if the words in both sentences share the same meaning, and 'False' otherwise.

image 
 Sentence1: The number 6 is the image of 3 under f that is defined as f(x) = 2*x. 
 Sentence2: The image of f(x) = x^2 is the set of all non-negative real numbers if the domain of the function is the set of all real numbers.
Output:
False.