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Geometric Series Starter

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Write down the algebraic expression for a geometric series a + ar + ar 2 + ar 3 + … + ar n-1

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The 3 rd term of a geometric series is 75. The first term is 3, find r. r = 5

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The 4th term of a geometric series is 40. The first term is 5, find r. r = 2

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The 3rd term of a geometric series is 6. The first term is 24, find r. r = ½

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The 5th term of a geometric series is 8. The first term is, find r. r = 4

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The 3rd term of a geometric series is 48. If r=4, find the first term. a = 3

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The 6th term of a geometric series is -96. If r=2, find the first term. a = -3

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The 5th term of a geometric series is 48 and the 3 rd term is 12. Find the common ratio and the first term. r = 2 and a = 3

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The 6th term of a geometric series is 486 and the 3 rd term is 18. Find the common ratio and the first term. r = 3 and a = 2

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In this video, you will learn how to find the surface area of rectangular prisms, by analyzing the prism’s six faces and computing their areas.

In this video, you will learn how to find the surface area of rectangular prisms, by analyzing the prism’s six faces and computing their areas.

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