Permutation and Combination – Page 45

in-how-many-ways-can-the-number-n-be-written-as-a-sum-of-three-positive-integers-if-representations-differing-in-the-order-of-the-terms-are-considered-to-be-different-

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Question Number 153220 by talminator2856791 last updated on 05/Sep/21 $in how many ways can the number$ $n be written as a sum of three positive$ $integers if representations differing$ $in the order of the terms are considered$ $to be different ?$ Answered…

Question-153216

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Question Number 153216 by talminator2856791 last updated on 05/Sep/21 Commented by talminator2856791 last updated on 05/Sep/21 $appears to be a bug .$ $image not load .$ Terms…

Question-22128

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Question Number 22128 by devika last updated on 11/Oct/17 Commented by Samuel KT last updated on 11/Oct/17 ${what}^{'} s the question ? ?$ Commented by $@ty@m last updated…

Question-153181

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Question Number 153181 by DELETED last updated on 05/Sep/21 Commented by mr W last updated on 05/Sep/21 $d e a r s i r :$ $i f y o u j u s t d o y o u r o w n e x e r c i s e s, i . e .$ $w h e n y o u s o l v e y o u r q u e s t i o n s b y$ $${yourself},\:{you}\:{don}'{t}\:{need}\:{to}\:{use}\:{the} \…

Question-153182

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Question Number 153182 by DELETED last updated on 05/Sep/21 Commented by mr W last updated on 05/Sep/21 $d e a r s i r :$ $i f y o u j u s t d o y o u r o w n e x e r c i s e s, i . e .$ $w h e n y o u s o l v e y o u r q u e s t i o n s b y$ $${yourself},\:{you}\:{don}'{t}\:{need}\:{to}\:{use}\:{the} \…

Question-153173

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Question Number 153173 by DELETED last updated on 05/Sep/21 Commented by mr W last updated on 05/Sep/21 $d e a r s i r :$ $i f y o u j u s t d o y o u r o w n e x e r c i s e s, i . e .$ $w h e n y o u s o l v e y o u r q u e s t i o n s b y$ $${yourself},\:{you}\:{don}'{t}\:{need}\:{to}\:{use}\:{the} \…

Question-153174

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Question Number 153174 by DELETED last updated on 05/Sep/21 Commented by mr W last updated on 05/Sep/21 $d e a r s i r :$ $i f y o u j u s t d o y o u r o w n e x e r c i s e s, i . e .$ $w h e n y o u s o l v e y o u r q u e s t i o n s b y$ $${yourself},\:{you}\:{don}'{t}\:{need}\:{to}\:{use}\:{the} \…

Let-A-1-2-3-n-if-a-i-is-the-minimum-element-of-the-set-A-where-A-denotes-the-subset-of-A-containing-exactly-three-elements-and-X-denotes-the-set-of-A-i-s-then-evaluate-A-i-X-

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Question Number 22044 by Tinkutara last updated on 10/Oct/17 $Let A = {1, 2, 3, \dots . ., n}, if a_{i} is the$ $minimum element of the set A; (where$ $A; denotes the subset of A containing$ $exactly three elements) and X denotes$ $the set of A_{i}^{'} s, then evaluate \sum_{A_{i} \in X} a .$ Answered…

Determine-the-number-of-ordered-pairs-of-positive-integers-a-b-such-that-the-least-common-multiple-of-a-and-b-is-2-3-5-7-11-13-

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Question Number 22042 by Tinkutara last updated on 10/Oct/17 $Determine the number of ordered$ $pairs of positive integers (a, b) such$ $that the least common multiple of a$ $and b is 2^{3} \cdot 5^{7} \cdot 11^{13} .$ Answered by Rasheed.Sindhi last…

In-how-many-ways-we-can-choose-3-squares-on-a-chess-board-such-that-one-of-the-squares-has-its-two-sides-common-to-other-two-squares-

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Question Number 22043 by Tinkutara last updated on 10/Oct/17 $In how many ways we can choose 3$ $squares on a chess board such that one$ $of the squares has its two sides common$ $to other two squares ?$ Answered by Rasheed.Sindhi last updated on 10/Oct/17…

Category: Permutation and Combination