Question

p/q+( (r )/s+t/u )=(p/q +r/s )+t/u is called

Answer 1

Answer:

P/q +(r/s+t/u)=(p/q+r/s)+t/u is commutative associative distributive.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

{ p, q }

The given sets are A={p,q,r,s} and B={r,s,t,u}

A/setminusB have those elements that belongs to set A but does not belongs to set B.

Let us find A/setminusB as follows:

AsetminusB={p,q,r,s}/setminus{r,s,t,u}={p,q}

Hence, A/setminusB={p,q}