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HELP......HELP ME n is a positive whole number a)what type of positive whole number is 2n-1?. b)write down an expression for nth multiple of 5.please show me the working .
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HELP......HELP ME

n is a positive whole number a)what type of positive whole number is 2n-1?. b)write down an expression for nth multiple of 5.please show me the working .

User Fredda
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5n=2n-1
-2n=1
3n=1
______
3 3
n=1/3
User Vadian
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