Question

PLEASE ANSWER ASAP!!! Prove the divisibility of the following numbers: 5^5−5^4+5^3 by 7

Answer 1

Answer:

Step-by-step explanation:

$5^5-5^4+5^3 \: \: \:by \:\:\:\:7\\common factor\\\\\frac{5^5-5^4+5^3}{7}\\\\\frac{5^3(5^2-5+1)}{7}\\\\\frac{5^3(5^2-4)}{7}\\\\\frac{5^3(25-4)}{7}\\\\\frac{5^3(21)}{7}\\ \\Simplify\\\\5^3(3)$