If the equation of line AB is 3-x1-y-2-2-z-54- then write the direction ratios of the line parallel to above line AB-

Given, equation of line can be written as x 3 1=y+2 2=z 54 Therefore,Direction ratios of the line parallel to above line are 1, 2,4 . ...

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Direction Cosines

If the equati...

Question

If the equation of line AB is $\frac{3 - x}{1} = \frac{y + 2}{- 2} = \frac{z - 5}{4}$ , then write the direction ratios of the line parallel to above line AB.

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\frac{3 - x}{1} = \frac{y + 2}{- 2} = \frac{z - 5}{4},

\frac{2 x - 1}{2} = \frac{4 - y}{7} = \frac{z + 1}{2} .

2 : 2 : 1

\frac{x - 7}{3} = \frac{y - 5}{2} = \frac{z - 3}{1}

\frac{x - 1}{2} = \frac{y + 1}{4} = \frac{z + 1}{3}

A

B

A B =

2 : 2 : 1

\frac{x - 7}{3} = \frac{y - 5}{2} = \frac{z - 3}{1}

\frac{x - 1}{2} = \frac{y + 1}{4} = \frac{x + 1}{3}

A

B

A B =

(2, 2, 1)

\frac{x - 7}{3} = \frac{y - 5}{2} = \frac{z + 3}{1}

\frac{x - 1}{2} = \frac{y + 1}{4} = \frac{z + 1}{3}

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