Question

example of identity. Again, it must have variables and numbers on both sides. What does it come to (last line) when you try to solve it? What tells you it is an identity? What is the solution set?

Answer 1

hi

Answer:

(a + b )^2 = a^2 + b^2 + 2ab

since it remains same irrespective of any Q we consider it as a identity .

given above the solution set

good day