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2.3 Geometric sequence_find the sum of finite terms

By: t9420, Views: 785

2.3 Geometric sequence_find the sum of finite terms

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S6 Ch1.3 Sum of terms

By: t1917, Views: 1211

Find the sum of first n terms of arithmetic sequences.

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S6 Ch1.3 首n項之和

By: t1917, Views: 1015

利用公式求等差數列的首n項之和。

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4S Maths Topic 18 Permutation and Combination_3

By: t1110, Views: 795

4S Maths Topic 18 Permutation and Combination_3

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form6_ch3_a1

By: t1904, Views: 456

form6_ch3_a1

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form6_ch3_a2

By: t1904, Views: 567

form6_ch3_a2

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form6_ch3_a3

By: t1904, Views: 481

form6_ch3_a3

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form6_ch3_a4

By: t1904, Views: 448

form6_ch3_a4

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form6_ch3_b1

By: t1904, Views: 410

form6_ch3_b1

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