MCQ
The formula for constructing a straight line is$............$
  • A
    $m =\frac{ y _2- y _1}{ x _2- x _1}$
  • B
    $y=m x$
  • C
    $\frac{\text { Changeinx }}{\text { Changeiny }}$
  • $\left(y-y_1\right)=m\left(x-x_1\right)$

Answer

Correct option: D.
$\left(y-y_1\right)=m\left(x-x_1\right)$
$\left(y-y_1\right)=m\left(x-x_1\right)$

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