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JEE MAIN - Mathematics Hindi (2020 - 5th September Morning Slot - No. 16)
यदि (a, b, c) बिंदु (1, 2, -3) की रेखा $${{x + 1} \over 2} = {{y - 3} \over { - 2}} = {z \over { - 1}}$$ में प्रतिबिंब है, तो a + b + c है :
1
2
3
-1
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