Use induction to solve the problem. Can you show me the steps too? I don't understand...

Use induction to solve the problem. Can you show me the steps too? I don't understand how to solve this.

3+4+5+...+(n+2)=1/2n(n+5)

1+5+5²+...+5^(n-1)=1/4(5ⁿ-1)

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milcah answered 1 year ago

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