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Using mathematical induction prove that Pn: 3^n-1 is a multiple of 2.
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Keith bought a soft drink for 4 dollars and 9 candy bars .he spent a total of 31 dollars .how much did each candy bar cost?
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The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac
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Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?
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White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.
Answers: 2
Using mathematical induction prove that Pn: 3^n-1 is a multiple of 2....
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