User manual - ALGEBRA_FX2.0

Ïðèìåð Ïðîäèôôåðåíöèðóéòå âûðàæåíèå X
6
îòíîñèòåëüíî ïåðåìåííîé Õ.
l X èñïîëüçóåòñÿ ïî óìîë÷àíèþ, êîãäà íå óêàçàíà ïåðåìåííàÿ.
l 1 èñïîëüçóåòñÿ ïî óìîë÷àíèþ, êîãäà íå óêàçàí ïîðÿäîê.
l
∫∫
∫∫
∫
Ôóíêöèÿ: èíòåãðèðóåò âûðàæåíèå.
Ñèíòàêñèñ: ∫ (Exp [, ïåðåìåííàÿ, ïîñòîÿííàÿ èíòåãðèðîâàíèÿ] [)]
∫ (Exp, ïåðåìåííàÿ [, ïîñòîÿííàÿ èíòåãðèðîâàíèÿ] [)]
∫ (Exp, ïåðåìåííàÿ,íèæíèé ïðåäåë, âåðõíèé ïðåäåë [)]
Ïðèìåð Ïðîèíòåãðèðóéòå âûðàæåíèå X
2
îòíîñèòåëüíî ïåðåìåííîé Õ.
l X èñïîëüçóåòñÿ ïî óìîë÷àíèþ, êîãäà íå óêàçàíà ïåðåìåííàÿ.
l lim
Ôóíêöèÿ: îïðåäåëÿåò ïðåäåëû ôóíêöèîíàëüíîãî âûðàæåíèÿ.
Ñèíòàêñèñ: lim( Exp, variable, point [, direction] [)]
Ïðèìåð ×òîáû îïðåäåëèòü ïðåäåë ôóíêöèè sin(X)/X ïðè Õ=0, ââåäèòå ñëåäóþùóþ ïîñëåäîâàòåëü-
íîñòü:
l Íàïðàâëåíèå ìîæåò áûòü êàê ïîëîæèòåëüíûì (ñïðàâà), òàê è îòðèöàòåëüíûì (ñëåâà).
l
ΣΣ
ΣΣ
Σ
Ôóíêöèÿ: âû÷èñëÿåò ñóììó.
Ñèíòàêñèñ: Σ (Exp, variable start value, end value [)]
Ïðèìåð Âû÷èñëèòå ñóììó âûðàæåíèÿ Õ2 â ïðåäåëàõ îò Õ=1 äî Õ=10.
l
ΠΠ
ΠΠ
Π
Ôóíêöèÿ: âû÷èñëÿåò ïðîèçâåäåíèå.
Ñèíòàêñèñ: Π (Exp, ïåðåìåííàÿ, íà÷àëüíîå çíà÷åíèå, êîíå÷íîå çíà÷åíèå [)]
Ïðèìåð Âû÷èñëèòå ïðîèçâåäåíèå âûðàæåíèÿ Õ2 â ïðåäåëàõ îò Õ=1 äî Õ=5.
7-1-10
Èñïîëüçîâàíèå ðåæèìà «Ñèñòåìà àëãåáðàè÷åñêèõ ðàñ÷åòîâ» (ÑÀS)