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  • Explain solution RD Sharma class 12 Chapter 27 Striaght Line in Space Exercise Very Short Answer question 16

Explain solution RD Sharma class 12 Chapter 27 Striaght Line in Space Exercise Very Short Answer question 16

Answers (1)

Answer:

Required answer is  -1,-2,4

Hint:

Use equation of line in space

Given:

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

Solution:

We have,

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

The equation of the line AB can be rewritten as,

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

Thus, the direction ratios of the line parallel to AB are proportional to   -1,-2,4

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