State which of the following sentence is a statement. Justify your answer if it is a statement. Write down its truth value. (x + y)2 = x2 + 2xy + y2 for all x, y ∈ R. - Mathematics and Statistics

Exercise 1.1 | Q 10 | Page 3

State which of the following sentence is a statement. Justify your answer if it is a statement. Write down its truth value.

(x + y)2 = x2 + 2xy + y2 for all x, y ∈ R. 

SOLUTION

It is a statement which is true. Hence, it’s truth value is T.