Question:
Jason and Marc each bought a new video game for $40. • Jason sold his game to the used game store for 25% less than the original
Jason and Marc each bought a new video game for $40. • Jason sold his game to the used game store for 25% less than the original price. • Marc sold his game to the used game store for 30% less than the original price. Enter how much more money, in dollars, Jason received for his video game than Marc received for his video game.
![Prove the following statements by mathematical induction.
n
.
=
9
n+1
1
1. 12 + ..+
n(n+1)
for every integer n > 1.
2. [+] 1. 2° = n · 2n+2
=n: 2n+2 + 2, for every integer n > 0.
1
+ +
2.3
in+1
=
i=1
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