The question given below is followed by two statements 1 and 2. You have to decide whether this statement is definitely sufficient to answer the question. Choose the appropriate answer from the options given below.
Question:
1. (a + b)2 > (a - b)2
2. a = b
Question:
Determine if the product ab is positive.
1. Only statement 1 is sufficient, while statement 2 alone is not enough.
2. Both statements together are not sufficient.
3. Both statements together are sufficient.
4. Only statement 2 is sufficient, while statement 1 alone is not enough.