Find the nth term for a halving sequence

How to calculate the formula for nth term for: 200, 100, 50, 25, ...
SUBTITLED
0:00 Geometric sequence
0:20 Table of values
2:06 nth term
2:52 Check formula
3:05 Work out another term

[@GCSEALevelMaths]

Excellent video miss good job!!

[@MathsWithJay]

Thank you! 😃

[@talantmarkov2073]

Good job

[@MathsWithJay]

Thank you!

[@talantmarkov2073]

Upload videos on differential equations

[@MathsWithJay]

We already have some, eg ua-cam.com/video/QmomZ8arXt4/v-deo.html

[@joshuakeerth1364]

how do if therms are negative and descending

[@MathsWithJay]

ua-cam.com/video/vvayGlslby0/v-deo.html is a descending example with common difference

[@brivers5246]

Hi

[@MathsWithJay]

hi

[@seriouspepper4486]

miss upload more miss, pretty please?

[@MathsWithJay]

See ua-cam.com/play/PLgQUIweMg9eIvD2gfK237gEWFsmZ5TtG3.html