Relations and F...

If $$x$$ and $$y$$ co-ordinate of a point is $$(3, 10)$$, then $$y$$ co-ordinate is

If $$a$$ and $$b$$ are two variables and $$(a, b)=(b, a)$$, then 

If $$y$$ is second entry and $$x$$ is first entry then its ordered pair will be ............

Identify the first component of an ordered pair $$(2, 1)$$.

Which of the ordered pair satisfies the relation $$x<y$$?

What is general representation of ordered pair for two variables $$a$$ and $$b$$?

Identify the first component of an ordered pair $$(0, -1) $$.

If $$A = \{a, b\}, B=\{1, 2, 3\}$$, find B $$\times$$ A

Ordered pairs $$(x, y)$$ and $$(-1, -1)$$ are equal if $$y = -1$$ and $$x =$$ _____

Let R be the set of real numbers and the mapping $$f:R\rightarrow R$$ and $$g:R\rightarrow R$$ be defined by $$f(x)=5-x^2$$ and $$g(x)=3\lambda-4$$, then the value of $$(fog)(-1)$$ is