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Let-R-denote-a-set-of-all-ordered-pairs-x-y-of-integers-such-that-x-y-is-an-integral-multiple-of-3-Which-of-the-followings-ordered-pairs-belong-to-R-9-3-3-9-1-2-1-5-7-2-0-4-




Question Number 186103 by MASANJAJJ last updated on 01/Feb/23
Let R denote a set of all ordered pairs (x, y)   of integers such that x−y is an integral   multiple of 3. Which of the followings ordered pairs  belong to R (9,3) (3, 9),( 1 ,2) (1, 5),(7, 2)   (0, 4), (4 ,7).  (note: a is an integral multiple of b if a=kb  where k is an integer)
LetRdenoteasetofallorderedpairs(x,y)ofintegerssuchthatxyisanintegralmultipleof3.WhichofthefollowingsorderedpairsbelongtoR(9,3)(3,9),(1,2)(1,5),(7,2)(0,4),(4,7).(note:aisanintegralmultipleofbifa=kbwherekisaninteger)

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