Question

Someone help please!!???

Answer 1

c = 19,683, e = 3, d = 4

Explanation:

`(rs)^(-1)(3s)^5(3r)^4\qquad\text{use}\ (ab)^n=a^nb^n\\\\r^(-1)s^(-1)(3^5)s^5(3^4)r^4=(3^5)(3^4)(r^(-1)r^4)(s^(-1)s^5)\qquad\text{use}\ a^na^m=a^(n+m)\\\\=3^(5+4)r^(-1+4)s^(-1+5)=3^9r^3s^4=19,683r^3s^4`