Video: Koj puas tuaj yeem ua Factorials ntawm TI 84?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Ti - 84 Ntxiv rau Graphing Tshuab xam zauv ForDummies, 2nd Edition
Ua lej, lub exclamation point yog hu ua a factorial . Sau tus lej koj yuav nyiam coj factorial ntawm. Nias cov yuam sij hauv qab no kom nkag mus rau Math Probability menu. thiab nias [4] xaiv lub factorial cim (nws zoo li lub ntsiab lus exclamation.)
Ua li no, koj ua li cas xam cov factorials ntawm lub tshuab xam zauv?
Nrhiav tus factorial ntawm tus lej ntawm ascientific tshuab xam zauv , sau tus lej thiab nias "x!" tus yuam sij. Qhov no yuav xav kom koj nias "hloov," "2nd" lossis "alpha" ua ntej nyob ntawm koj tus qauv ntawm tshuab xam zauv thiab qhov chaw ntawm lub cim. Nias "=" kom tau txais qhov tshwm sim.
Qhov thib ob, qhov twg yog lub khawm factorial ntawm TI 83? Cov TSI - 83 yog nyob ntawm kev zam rau txoj cai no. Asshow hauv video, lub factorial ntawm txhua tus lej tuaj yeem pom los ntawm tsuas yog ntaus tus lej thiab siv qhov tsim hauv " factorial "function.
Ntawm no, koj ua li cas nCr ntawm TI 84?
Cov mis rau kev sib xyaw yog: nCr =(n!)/(r!(n-r)!). nkag mus rau Math PROB ntawv qhia zaub mov lossis nias [ALPHA][WINDOW] kom nkag mus rau cov ntawv qhia luv luv. mus saib tau cov ntawv qhia zaub mov uas koj yuav pom cov permutations andcombinations commands. Siv cov TSI - 84 Plus , koj yuav tsum tau n, ntxig cov lus txib, thiab tom qab ntawd sau r.
Dab tsi yog tus qauv rau factorial?
Formula . Kom tau txais cov factorial ntawm ib tug lej muab qauv yog siv, n!=n×(n−1)×(n−2)×2×1Rau tus lej n, the factorial ntawm n tuaj yeem sau ua, n!=n×(n−1)!
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