Question

evaluate 5 ^10+n×25^3n-4/5^7n​

Answer 1

Answer:

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Answer 2

Answer:

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Step-by-step explanation:

5^10×5^n=5^10+n_______ 1

25^3n-4=25^3n÷25^_____2

5^7n_________________3

putting the value eqn. 123 in this Question we get,

5^10+n × 25^3n-4

= ---------------------------

5^7n

5^10+n × 5^2(3n-4)

= ----------------------------

5^7n

5^10+n × 5^6n-8

= -------------------------

5^7n

5^10+n+6n-8

= -----------------------

5^7n

5^10+7n-8

= -----------------

5^7n

5^2 × 5^7n

= ------------------

5^7n

= 25 //