Question

Define relations R and S on B as follows:
R={(x,y) ∈ B x B|x^2+y^2=4} and
S={(x,y) ∈ B x B|x=y}

Answer 1

Graph R, S the union of R and S and the intersection of R and S

Answer 2

Are you given that B is? Or is it just some set?

Answer 3

R is circle x^2+y+2=4
S is the line x=y

Union is both the figures and intersection is

Answer 4

two points

Answer 5

hahah well its not really B it really is the Bold R but I didnt want to confuse u guys

Answer 6

In that case, follow @NotSObright's advice.

Answer 7

Gotcha. Thanks that was great :)

Answer 8

Yes, \(\mathbb R \times \mathbb R\) is the two-dimensional plane.