Find the largest prime divisor of $15^6 - 7^6$

Largest prime factor of the given expression is 379.

Step-by-step explanation:

Given the expression:

To find:

The largest prime factor of the given expression.

Solution:

First of all, let us factorize the given expression.

Let us learn two formula:

Applying the above formula in the expression written above:

...... (1)

Similarly:

........ (2)

Multiplying the expressions from (1) and (2) to get the result:

So, largest prime factor of the given expression is 379.

answer is the third choice:

3x^5+4x^4+x^3+2x^2-10x-7=0

step-by-step explanation: