home *** CD-ROM | disk | FTP | other *** search
/ Advanced Placement Companion: Precalculus / Advanced Placement Companion: Precalculus.iso / pc / M_DIR / 1201010C.DIR / 00008_12-01010.C4.png < prev    next >
Portable Network Graphic  |  1998-04-15  |  18.7 KB  |  409x343  |  8-bit (104 colors)
   ocr: To Solve: Vr+7=x+5 Square both sides x+7-22+10x+25 General form 0=x2+9x+18 Factor and solve 0=(2+3)(x+6) X+3=0 or X+6=0 X=-3 X=-6 Check: (-3)+7-( (-3)+5 or -6)+7H (-6)+5 V422 V12-1 2=2 17-1 The only solution is X - =-3 Solve Solve Solve 2x+5-4=3 V3x-5=-4 Vx+7=R+5 Solving Radical Equations