3. Which one of the following algebraic expression must be added to a2 + b² so that
the sum is a perfect square. Let's find.
Answers
Answered by
3
Answer:
It is evident that if 2x is considered as the first term and 5 is considered as the second term, 5 is required to be added to the above expression to make it a perfect square. Therefore, number 20 must become 25.
Similar questions