nicoleluff7
nicoleluff7 nicoleluff7
  • 26-08-2021
  • Mathematics
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I need help with #41 and #42 ASAP please help me.. please show step by step I need to get it done soon because It is due

I need help with 41 and 42 ASAP please help me please show step by step I need to get it done soon because It is due class=

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caylus
caylus caylus
  • 26-08-2021

Answer:

Step-by-step explanation:

41)

[tex]1+2+3+4+...+n=\dfrac{(n+1)*n}{2} \\\\2+4+6+...+2n=2*(1+2+3+4+...+n)=2*\dfrac{(n+1)*n}{2} =(n+1)*n\\\\[/tex]

42)

the square of the sum of the first n natural integers equals the sum of the cubes of these

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