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  1. Equation of family of straight lines (3x-4y+1)+k(2x+y+3)=0 (3+2k)x+(k-4)y+(3k+1)=0... k=-17 / 4 into eq of family of straight lines therefore, ...

  2. ...slope=1 y=3x+8--------------------slope=3 We can't find a straight line that is parallel or don't intersect w/ both lines, beca ...

  3. For line Ax+By+C=0, y-intercept = -C/B x-intercept = -C..., L1: 2x-y-8=0 L2: 4x+y-3=0 Concurrent line set is L3: L1+ a L2 L3: (2+4a)x + (a-1)y... ...

  4. ...you mean ordering from your school? coz I can order those single-lined paper in my school. If so, you'll have to ask your stationery...

  5. ... + k( L2 ) = 0 where k is a real constant Then the lines in F must pass through the intersection of L1 and L2. In...

  6. ...g. y=6x-7 in this case, the index of x is one,so this is the straight line. e.g. y=x^2-x-2 in this case, the index of x is two,so this is the...

  7. 是不是你的老師給你的指示呢? a few lines a day 是每日幾行 例如:Read a few lines a day. 每日讀幾行 Write a few lines a day.每日寫幾行 ...

  8. a]已知y截距為2,則直線通過(0,2),總結直線族方程:kx+(k-7)y+(1+k)=0----->(1) 把(0,2)代入x=0,y=2,則得出y截距為2的直線方程------> 13x-8y+16=0 b]平 ...

  9. ...so make sure you've 14.reserved a seat near the finishING line.Will Roger beat her younger brother brother?Or...

  10. Life is a prasure. Just ones. No one knows will we have one more. We need to keep it like a treasure. Life is a circle. If you make it bad. It will ...