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Maths Puzzle
Numerical Ability
(6a-5y)(7a+3y)
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I need to find a formula for the nth term from the following arithmetic sequence. Then find the fiftieth term: 3,7,11,15,... Thank you for attempting to help me solve this problem.
This problem is from a made up worksheet.
1) Find the measure of one central angle of a hexagon.
2) The measure of an angle is 20 more than the measure of its complement. Find the measure of the larger angle.