Answer
$\{4,6\}$
Work Step by Step
We have:
$A=\{x|x$ is an even integer$\}$ = $\{...,-4,-2,0,2,4,6,8,10,...\}$ and $D=\{4,5,6,7\}$. Hence $A\cap D$ = The elements which are common in A and D, definition = $\{4,6\}$
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