ফাংশনের ডোমেইন এবং রেইঞ্জ যথাক্রমে
ক <p>2 ≤ x ≤ 3 and y ≥ 0</p>
খ <p>x ≤ 2, 3 ≤ x and y ≥ 0</p>
গ <p>x ≤ 2, x ≥ 3 and y > 0</p>
ঘ <p>x ≥ 3 and y > 0</p>
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