The sum to the three terms of a geometric series is 9 and its sur to infinity is 8. What can you deduce about the common ratio and why? Find the first term and common ratio​

Can someone me with my math problem pls my teacher is on my back about this

Of of at a : $6, $8, $7, $6, $5, $7, $5, $7, $6, $28, $30 is?ato .ato .ato .ato .

Ahovercraft takes off from a platform. its height (in meters), xx seconds after takeoff, is modeled by: h(x)=-2x^2+20x+48h(x)=−2x 2 +20x+48 what is the maximum height that the hovercraft will reach?