Question 42

loading...

Prev/Next links

waecmaths question: 

If  P = { 1,3, 5, 7,9} and Q = {2, 4, 6, 8, 10} are subsets of a universal set U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, what are the elements of $P'\cap Q'$

Option A: 

{1, 3, 5, 7,9}

Option B: 

{2, 4, 6, 8, 10}

Option C: 

Ø

Option D: 

{1, 2, 6,8,10}

waecmaths solution: 

$\begin{align}  & U=\{1,2,3,4,5,6,7,8,9,10\} \\ & P=\{1,3,5,7,9\} \\ & P'=\{2,4,6,8\} \\ & Q=\{2,4,6,8,10\} \\ & Q'=\{1,3,5,7,9\} \\ & P'\cap Q'=\varnothing  \\\end{align}$

maths year: 
maths topics: