Question

find the smallest prime number dividing the sum 3^11 + 5^13.​

Answer 1

Step-by-step explanation:

The units digit of 3^11=7

The unit digits of 5^13=5

7+5=12

12 is divided by a smaller prime number 2.

Therefore the smallest prime number that divide the sum 3^11+5^13 = 2

Answer 2

Answer:

So 3`11 + 5`13 is the sum of two odd numbers and is therefore even. Therefore, the smallest prime number dividing the sum 3¹¹ + 5¹³ is 2

Step-by-step explanation:

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