Practicing Success
The corrdinates of the point where the line $\frac{x-3}{2}=\frac{y-4}{-3}=\frac{z-1}{5}$ crosses XY plane is : |
$\left(\frac{23}{5},\frac{13}{5}, 0 \right)$ $\left(\frac{13}{5},\frac{23}{5}, 0 \right)$ $\left(0, \frac{23}{5},\frac{13}{5} \right)$ $\left(\frac{23}{5},0, \frac{13}{5} \right)$ |
$\left(\frac{13}{5},\frac{23}{5}, 0 \right)$ |
The correct answer is Option (2) → $\left(\frac{13}{5},\frac{23}{5}, 0 \right)$ $\frac{x-3}{2}=\frac{y-4}{-3}=\frac{z-1}{5}=λ$ so $x=2λ+3,y=4-3λ,z=5λ+1$ at crossing of xy plane $z = 0⇒λ=-\frac{1}{5}$ so $x=\frac{13}{5},y=\frac{23}{5},z=0$ |