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Name: Provide solution for RD Sharma maths class 12 chapter 28 The Plane exercise Fill in the blank question 6
Uploaded: Sun, 2021-08-29 12:24
Description: Provide solution for RD Sharma maths class 12 chapter 28 The Plane exercise Fill in the blank question 6

#CBSE 12 Class
#R.D. Sharma
#RD Sharma Vol. 2 Class 12
#The Plane
#School
#Maths

#1.3
#10.1
#Fill in the blanks
#Very Short Answer type
#Multiple Choice Questions (MCQs)
#18.13
#28.1
#28.2
#28.3
#28.4
#28.5
#28.6
#28.7
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Provide solution for RD Sharma maths class 12 chapter 28 The Plane exercise Fill in the blank question 6

Answers (1)

Answer:

3, -9

Hint:

Solve using fraction method.

Given:

(1,1,1) is half distance fromx + 2y + z + k = 0

Solution:

$\begin{aligned} &\sqrt{3}=\frac{1}{2}\left [ \frac{3+k}{\sqrt{3}} \right ]\\ &3=\pm \frac{1}{2}(3+k)\\ &3+k=\pm 6\\ &3+k=6 \qquad 3+k=6\\ &k=3 \qquad \qquad k=-9 \end{aligned}$

Posted by

Gurleen Kaur

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Provide solution for RD Sharma maths class 12 chapter 28 The Plane exercise Fill in the blank question 6

Answers (1)

Posted by

Gurleen Kaur

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