If R - x-y-x- y - x2-y2 - 25 -then the number of elements in R is

(x = 0, y =5), (x = 3, y =4), (x = 4, y =3), nbsp;(x = 5, y =0) Therefore, the number of elements in R is 4. ...

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Ordered Pair

If R = x,y:x,...

Question

If $R = {(x, y) : x, y \in W, x^{2} + y^{2} = 25}$ ,
then the number of elements in $R$ is

3

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4

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2

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5

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Similar questions

R = {(x, y) : x, y \in W, x^{2} + y^{2} = 25}

R

Which one of the following is not a function ?

(a) ${(x, y) : x, y ϵ R, x^{2} = y}$
(b) ${(x, y) : x, y ϵ R, y^{2} = x}$
(c) ${(x, y) : x, y ϵ R, x = y^{3}}$
(d) ${(x, y) : x, y ϵ R, y = x^{3}}$

R = {(x, y) : x, y \in Z, x^{2} + y^{2} \leq 4}

Z

R

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