Grapes/win 2.8 [Don't Edit] 3.14 ---------- BGstretchOn BGfile 0 ---------- UserFunction 1 1 1 (x^2+a^2-b^2)/(2a+2b) ---------- y = f(x) 0 ---------- 0 = f(x,y) 0 ---------- Point 22 0 6 0 7 8 0 0 1 2 3 4 5 0 0 0 0 0 0 0 0 0 9 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 P 0 0 1 Q 2 2 1 Q t f(t) f(t) t 0.1 0 0 255 255 16777215 1 0 0 1 1 0 1 0 2 R 0 0 1 S 1 7 2 S (Ptan(D,Q,Q.r)).x (Ptan(D,Q,Q.r)).y 0 t 0.1 1 0 16711680 16711680 16777215 1 0 0 1 1 0 2 0 1 T 1 7 2 T (Ptan(D,Q,-Q.r)).x (Ptan(D,Q,-Q.r)).y 0 t 0.1 1 0 16711680 16711680 16777215 1 0 0 1 1 0 2 0 1 U 0 0 1 V 0 0 1 A 1 7 1 A 0 0 t 0.1 0 0 0 16711680 16777215 1 0 1 1 1 0 2 0 1 B 1 3 1 B 0 a-b 0 t 0.1 0 0 0 16711680 16777215 1 0 1 1 1 0 2 0 1 C 2 9 1 {C(0,a)} 0 a b t 0.1 0 0 0 0 16777215 1 0 0 1 1 0 2 0 3 D 1 3 1 D 0 a+b 0 t 0.1 0 0 0 16711680 16777215 1 0 1 1 1 0 2 0 1 E 3 0 1 0 0 t 0.1 0 0 0 16711680 16777215 1 0 0 1 1 0 3 0 1 F 0 0 1 G 0 0 1 H 0 0 1 I 0 0 1 J 0 0 1 K 0 0 1 L 0 0 1 M 0 0 1 N 0 0 1 O 1 0 2 O 0 0 0 t 0.1 0 0 16777215 16711680 16777215 1 0 0 1 1 0 3 0 1 ---------- Segments 4 1 1 1 14745568 16777215 2 0 1 0 8 10 0 0 0 0 0 0 0 0 0 1 1 1 48896 16777215 2 0 1 8 {b} 10 11 0 0 0 0 0 0 0 0 0 1 1 1 16711680 16777215 2 0 1 0 11 4 0 0 0 0 0 0 0 0 0 1 1 1 16711680 16777215 2 0 1 0 11 5 0 0 0 0 0 0 0 0 0 ---------- paramater 14 2 0 1 1 0.1 1 1 0 1 1 0.1 1 1 0 1 1 0.1 1 1 0 1 1 0.1 1 1 0 1 1 0.1 1 1 0 1 1 0.1 1 1 0 1 1 0.1 1 1 0 1 1 0.1 1 1 0 1 1 0.1 1 2.3831387056445 0 1 1 0.2 1 1 0 1 1 0.1 1 1 0 1 1 0.1 1 6.78 0 1 1 0.1 1 1 0 1 1 0.1 1 1 1 40 ---------- KakuMode ScanWidth LogMode ThetaMode AreaMode capStyle 1 4 2 1 1 0 0 1 0 0 0 DrawMode SegmentShowSync 1 1 AfterImageColorNo, CanAImg 2 1 circleMode 1 ---------- ScaleX Vlow,VHigh,label 0 877 x x AxesVisible,ScaleVisible,Svaluevisible,AddDegreeLetter,ScaleGuidevisible 0 0 0 0 1 NUmber,Base,Linterval 7 1 1 High,Low 6.26781301154186 -4.17266317893433 ---------- ScaleY Vlow,VHigh,label 0 877 y AxesVisible,ScaleVisible,Svaluevisible,ScaleGuidevisible 0 0 0 1 NUmber,Base,Linterval 7 1 1 High,Low 7.29111439924545 -3.17322573680898 ---------- ScaleS SquareQ AreaRectify PsMesh AxisWidth FontSize AxisOn letterCenterShowPOsition ShowEquation AxisType PolorNum Areafixed 0 1 0 2 24 0 0 0 0 0 12 0 ---------- Yvalue 1 1 ---------- Iinterval Svalue Evalue sliceNo 1 -1 1 1 40 Dfuncno Efuncno AreaQ 1 0 0 ---------- Yvalue Function List 9 y1 y2 y3 y4 y5 y6 y7 y8 y9 ---------- Panel Position 0 0 0 0 442 0 0 0 0 0 0 0 1 0 1 0 1 ---------- MEMO SECTION Style, Color, BGcolor , Size, PositionX, positionY 3 0 0 14 0 0 0 37 Two touching circles C and Q touch a line at A and E. Let BD (B=A) be a diameter of C and let the tangent from D to Q touch it at S. Show that BD=DS. This theorem holds when circle C donft touch the line. #//AutoDraw #a:=2 #b:=1 #calc #clraimg #call(Draw) #Wait(1000) #a:=2 #b:=2 #call(Draw) #wait(1000) #a:=1 #b:=2 #Call(Draw) #wait(1000) #a:=0 #b:=2 #Call(Draw) #wait(1000) #a:=2 #b:=1 #draw #//Draw #for @:=0.5 to 2Pi+0.5 step 0.02 #t:=5sin@ #draw #next ---------- 11 4 24 1 4 124 1 4 168 1 4 268 1 6 35 0 6 35 0 6 35 0 6 35 0 4 24 0 4 24 0 4 24 0 ----------