??????? ????? QBASIC

1
??????? ????? QBASIC
2
?????????? ? ?????????!

• 1,45 1.45
• 0,56 .56
• 34000000 3.4?7
• a d ad
• ad ad
• ad a/d
• ?????? ?? ? sqr(a)
  

3

• Sin x Sin(x)
• Cos x Cos(x)
• Tg x Tan(x)
• ???? ?????? ???? ? ????????
• ????????
• Sin 23 Sin(233.14/180)
• Cos(?/5) Cos(3.14/5)

4

• ? exp(1)
• a abs(a)
• Lg x log(x)/log(10)
• Ln x log(x)
• ? 3.14

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??????? ??????, ???? ??? ????

• Sqr x1 /?
• Sin(1.23.14)
• Cos (45sqr(x)
• Exp exp(2)
• Lg 34log 78
• Abc(34x)
• 4,5sin(y)

• 4tan(x3)
• (Sin(y)cos(x1))
• Tg (560)
• (1-cos x)/(1cos x)
• 1/exp 4 abs(xy)
• Log 3/log5

6
???????? ????????? ? ?????????????? ????1.
(Sqr(xy)- sqr(?))-log(x)/exp(2)2.(
exp(3)3.142)/(sqr(23.2)-1)3.
(log(x2)/log(2)x(2/3))/x(1/3)
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??????? ?????????

• Input ??????? ?????????? ????? ?,Bx1,x2,y1,y2
• ABsqr((x2-x1)2(y2-y1)2)
• ? ?????????? ????? ??????? A ? B ????? AB

8

• ????????? ??????? ?????????? ????? ???????,
  ??????????, ????? ?? ????? ????? ????? ? ??????
  ??????? ?????????.

A
B
?
9
????????? ?????

• For
• To
• Next
• Step
• ????????
• For x1 to 100 step 3
• Ysqr(x)
• ? x,y
• Next x