Question

Which of the following is not correct: *

A. a+b = b+a
B. a+(b+c) = (a+b) +c
C. a - b = b - a
D. a x b = b x a​

Answer 1

Answer:

option b is not the correct

B. a+(b+c) = (a+b) +c.

so your answer is option b .

ok

Thank you .

Answer 2

Answer:

number a is the not correct answer