DSSSB · Mathematics
If 5^(x−y) = 3125 and 3^(3x+y) = 2187, then find the value of 20x − 18y.
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यदि 5^(x−y) = 3125 और 3^(3x+y) = 2187 है, तो 20x − 18y का मान ज्ञात कीजिए।
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