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Q24.If 25 -+ 100 = 5Find the value of n.plz with process ​

Answer»

ong>Answer:

i hope HELP you

Step-by-step explanation:

25^(n-1) + 100=5^(2n-1);

5^(2n-2) + 5^2 * 4=[5^2n/5];

5^2[5^(n-2)+4]=5^2[5^n/5];

Canc of 5^2 on bothb sides

and cross mul

5^n-1+20=5^n;

5^n-5^(n-1)=20;

clearly showing that

n=2[5^2–5=20]


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