0001000101000blesson1.ACT000302000acircle.EAC010000001fd8Dkx$[Title[This is my first lesson.R3+5R8R\Author Your name here\Graph2DT Graph3Dh LISTSYSt4NModify $ STATCALC NSTATSYS \NSequence0, Sheet\| Sheet3D| SolveEqTSolveLwrX SolveUprd StupFLG1p(StupListD StupPict$ ViewWind y1Hy20HH T ` l x              ! " #, $8 %D &P '\ (h )t * + , - . 0 1 2 3 4 5 E F H I( J4 K@ LL MX Nd Op P| Q R S T ] ^ _ ` a b      system]listsystem^]=system_^system`_systema`systemb~ aseq_histbNewFolde system]listsystem^]=systemsystem]listsystem^]=systemsystem]listsystem^]=systemsystem]listsystem^]=systemsystem]listsystem^]=systemsystem]listsystem^]=systemsystem]listsystem^]=systemsystem]listsystem^]=systemsystem]listsystem^]=systemsystem]listsystem^]=system  0@PSheet1 ^Sheet2 ^Sheet3 ^Sheet4 ^Sheet5 ^SheetSheet3D 0@PSheet1 ^Sheet2 ^Sheet3 ^Sheet4 ^Sheet5 ^SheetSheet3D i Dkx $  3xx 3xx^2`P`P`p`p `(10qy`#YuY ` Q[[ OBJECTIVE[explain what you want[to do[ Example 1:[Find the equation of the[circle which uses [P=(-1,-3) and (2,5) as[ its diameter.[Your solution:[1. find midpoint (0.5,1)[2. find the radius[=(1/2)PQ[ 3. (x-0.5)2+(y-1)2=734.[[ =============[1. -1-3 25\9"XA` ` 9"X9 vrALCuxy@! @6 ' &Y%@  H  A@6  ! @6 ' &Y !`@6 @    .@  ,   `@6`` .@  .@   @   ! @6 62wVYQ4AX G` @   [2. Drag two points into[geometry strip.[3. Find the midpoint[4. Draw a circle.[5. Find the quation of [ the circle.[6. Check if that is the[same as yours.\r%dQ``pr%dQa)vrALCuxy%@  H! A@6  ! @6 'ucw2 `@6@  .@! ,   `@6`.@  .@! @   ! @6Tp"RY23x Q9` @  D [x2+y2-1x-8y+13=0[eActA UxB Uxeq Eeq1LLF 0 ;xxeq244F 1  xeq3((F 1 xeq5S)/(02000dfactoring.EAC0100000002f6Dkx [ Factoring:Rfactor(x^3-27)Rx-3x2+3x+9Rfactor(x^3+y^3)Rx+yx2-xy+y2Rexpand((3x-7)*(5x+6))R15x2-17x-42Rfactor(15x2-17x-42)R3x-75x+6ReAct02000dquadratic.EAC01000000016fDkx [Quadratic Equations:[[Example [For 2x2-x+3=0,[(1) how many solution(s)[ do we have?[(2) find the vertex[(3) find c so that [2x2-x+c=0 has exactly[ one root.[[ Exercises.[eAct