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  • Provide solution for RD Sharma maths class 12 chapter 28 The Plane exercise very short answer type question 18

Provide solution for RD Sharma maths class 12 chapter 28 The Plane exercise very short answer type question 18

Answers (1)

Answer:

 \frac{5}{2}

Hint:

 Intercept form of plane

\frac{x}{a}+\frac{y}{b}+\frac{z}{c}=1

Given:

 2x + y - z = 5

Solution:

 2x + y - z = 5            .....(i)

\begin{aligned} &\Rightarrow \frac{2x}{5}+\frac{y}{5}-\frac{z}{5}=1\\ &\Rightarrow \frac{x}{\frac{5}{2}}+\frac{y}{5}-\frac{z}{5}=1\\ &\Rightarrow a=\frac{5}{2} \end{aligned}

Plane (i) cut x-axis at

\begin{aligned} &\frac{5}{2} \end{aligned}

Posted by

Gurleen Kaur

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