Please tolong di jawab no 3 dan 4 tolong ya

3.a. S={-10,-9,-8,-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8,9, 10}
P={-5,-4,-3,-2,-1,0,1,2,3,4,5}
Q={-8,-7,-6,-5,-4,-3,-2,-1,0,1,2}
R={-2,-1,0,1,2,3,4,5,6,7,8}

b. PuQ={-8,-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5}
PuR={-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8}
QuR={-8,-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8}
PuQuR={-8,-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8}

c. diagram venn di foto ya

4. difoto ya