maths question..............
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Answered by
1
Answer:
8
Step-by-step explanation:
2^(n-7)×5^(n-4) = 1250= 2× 625= 2^1 × 5^4
equal bases gets cancel to each other and their exponents will be equalised.
n - 7 = 1 , n - 4 = 4
=> n = 8 , n = 8
hence, n = 8 satisfies the above equation
Answered by
0
Answer:
8
Step-by-step explanation:
2^(n-7)×5^(n-4) = 1250= 2× 625= 2^1 × 5^4
simple from here
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