(6^-4)^-9/ 6^6 in simple form 30 points

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

What term makes it inconsistent y=2x - 4

The function show two sisters' savings account and the rate at which they plan to deposit money