WAEC - Mathematics (2020 - No. 2)

If  X = {x : x < 7} and Y = {y:y is a factor of 24} are subsets of \(\mu\) = {1, 2, 3...10} find X \(\cap\) Y.
{2, 3, 4, 6}
{1, 2, 3, 4, 6}
{2, 3, 4, 6, 8}
{1, 2, 3, 4, 6, 8}

Explanation

\(\mu\) = {1, 2, 3, 4..., 10}

X = {1, 2, 3, 4, 5, 6}

Y = {1, 2, 3, 4, 6, 8}

Therefore;

X \(\cap\) Y = {1, 2, 3, 4, 6}

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