Use the principle of mathematical induction to prove that 1 x 2^1 + 2 x 2^2 + 3 x 2^3+...+n x 2^n = 2 + (n-1)2^n+1

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there will be 35 boys in each team. : )

part a

in a city ice cream is mostly only bought when the temperature is very high as ice cream cools down our

so we can derive the conclusion that as the temperature increases the number of ice creams sold also increases

part b

y intercept is 5

slope is 2

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