Discover a world of knowledge and get your questions answered at IDNLearn.com. Get step-by-step guidance for all your technical questions from our knowledgeable community members.

These compound growth and decay Questions are seriously having me baffled, Alan buys a tv for £320, it’s value depreciates at a rate of 15% per year. What’s the value of the tv after (a) 2 years and (b) 3 years.
After working it out I’m still going wrong somewhere