Mark the correct alternative in each of the following:

On the power set p of a non-empty set A, we define an operation Δ by

Then which are of the following statements is true about Δ

Mark the correct alternative in each of the following:

If a * b = a² + b², then the value of (4 * 5) * 3 is

Mark the correct alternative in each of the following:

If a * b denote the bigger among a and b and if a ⋅ b = (a * b) + 3, then 4.7 =

Mark the correct alternative in each of the following:

If the binary operation * on Z is defined by a * b = a² – b² + ab + 4, then value of (2 * 3) * 4 is

Mark the correct alternative in each of the following:

For the binary operation * on Z defined by a * b = a + b + 1 the identity element is