Mathematics: Evaluate the expression: 18p4 a. 3,060 b. 12,240 c. 18,360 d. 73,440

Evaluate the expression: 18p4 a. 3,060 b. 12,240 - id184306012240868820, lindalou6483

augestfaith

12.03.2022

$18P4=\dfrac{18!}{(18-4)!}=\dfrac{18!}{14!}=15\cdot16\cdot17\cdot18=73440$

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Adithya27

12.03.2022

$\bf _nP_r=\cfrac{n!}{(n-r)!}\qquad \qquad \qquad _{18}P_4=\cfrac{18!}{(18-4)!}$

one may note that, your calculator besides having a [ ! ] factorial button, it also has a [ ₙPᵣ ] button for permutations, and you can use that too.

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NewKidnewlessons

15.06.2022

17 blocks away from each other

Step-by-step explanation:

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