Question
Mathematics Question on Real Numbers
The negation of the statement “For all real numbers x and y, x + y = y + x” is
A
for all real numbers x and y, x + y ≠ y + x
B
for some real numbers x and y, x + y = y + x
C
for some real numbers x and y, x + y ≠ y + x
D
for some real numbers x and y, x - y = y - x
Answer
for some real numbers x and y, x + y ≠ y + x
Explanation
Solution
The correct answer is (C) : for some real numbers x and y, x + y ≠ y + x.