From personal advice to professional guidance, IDNLearn.com has the answers you seek. Our experts are ready to provide prompt and detailed answers to any questions you may have.
Answer:
well, just put in 10 instead of n, after all we want the 10th, not the n'th
3*10 -1 = 29
simple as that.
hope it helps you. if you got further questions just put them in a comment:)