Mathematics, 18.04.2020 22:28 mtetwabright1105
What is the second part of the second step to prove that S = 1+2+3+...+n = n(n+1)\2?
a. Assume that Sy is valid for n=k.
B. Verify that S, is valid for n=1.
C. Show that is valid for n=k.
D. Prove that s, is valid for n=k+ 1.
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What is the second part of the second step to prove that S = 1+2+3+...+n = n(n+1)\2?
a....
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