JEE MATHEMATICS MCQ: RELATIONS

1 Easy

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Understanding +4 | -1

If a relation

R

is defined on the set

Z

of integers as follows:

(a, b) \in R \Leftrightarrow a^2+b^2=25.

Then, Domain

(R)=

View answer and explanation

Correct option: C

\{0, \pm 3, \pm 4, \pm 5\}

Option C (

\{0, \pm 3, \pm 4, \pm 5\}

) is correct because it includes all possible integer values of 'a' for which there exists an integer 'b' such that

a^2 + b^2 = 25

More Questions from RELATIONS

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\mathrm{Z}

R

\mathrm{N}

\mathrm{R}

\mathrm{N} \times \mathrm{N}

(\mathrm{a}, \mathrm{b}) \mathrm{R}(\mathrm{c}, \mathrm{d})

a d(b+c)=b c(a+d)

\mathrm{R}

W

R

R=\{(x, y) \in W \times W \mid

x

y

\}

S

R = \{ \left( {a,\;b} \right):1 + ab > 0\}

S

X

R

X

A

B

R

R

N

R = \left\{ {\left( {x,\;y} \right):4x + 3y = 20} \right\}

R