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1. ### Define a relation on NxN by mRn ...?

...m) = PD(n)   ⇒   PD(n) = PD(m) and thus mRn ⇒ nRm. Thus R is symmetric. And...

1 Answers · Science & Mathematics · 18/11/2009

2. ### Let R be the relation on Z defined by mRn if and only if mn>0 or m=n=0 1 Prove R is an equivalence relation 2 How many distinct equivalence?

...and zero. For any two positive integers m and n, mn > 0 and so mRn . For any two negative integers m and n, mn > 0 and so mRn ...

1 Answers · Science & Mathematics · 16/09/2019

3. ### In linear algebra, for a matrix mRn , what does mR and R^n mean?

Rn represents the product of the matrix. See link: http://en.wikipedia.org/wiki/Matrix_%28mathematics%29 Good luck!

1 Answers · Science & Mathematics · 11/03/2011

4. ### if m and n are lines in a plane P, define mRn to mean m and n are parallel. is R an equivalence relation on P?

Chuck Testa.

1 Answers · Science & Mathematics · 28/09/2011

5. ### Define a relation R on the set Z of all integers as follows: For all m, n elements of Z, mRn if and only if?

No. 4R2 and 2R4 but 2 =/= 4.

2 Answers · Science & Mathematics · 05/05/2011

6. ### GRE practice test question that I need help figuring out...?

mRn : m = n^2^-1 rRs: r = s^2^-1 sRp: s = p^2^-1 r = (p^2^-1)^2^-1 C

2 Answers · Science & Mathematics · 11/06/2008

7. ### How do you prove a triangle I isosceles by using a proof?

NQ || MR ∠ 1 = ∠ MRN (alternate angles equal) ∠ 2 = ∠ NMR (corresponding ...

4 Answers · Science & Mathematics · 30/11/2017

8. ### Prove that the relation is an Equivalence relation?

... is clear that the relation is reflexive (mRm always), symmetric ( mRn iff nRm), and transitive ( mRn and nRo will always imply mRo...

1 Answers · Science & Mathematics · 22/03/2014

9. ### multiplying factions Mr/ns * st/mr=?

Multiply numerator across and denominator across. We get mrst/nsmr. The m r and s cancels out. We are left with t/n, which is b.

3 Answers · Science & Mathematics · 01/03/2013

10. ### Algebra/ Geometry Help Please?

... = angle RNM and angle RNP = angle MRN because when twp parallel lines (lines PR and MN) ...

2 Answers · Science & Mathematics · 28/02/2008