Rs agarwal maths CBSE class 12 chapter 27 Exercise 27 F
What is the angle between the vector and the x-axis?
What are the direction cosines of the vector
What are the direction cosines of the y-axis?
Answer To find : Direction cosines of the y- axis Formula used : If a line makes angles αo, βo and γo with the positive directions of x-axis, y-axis and z-axis respectively. then direction cosines...
A line makes angles 90o, 135o and 45o with the positive directions of x-axis, y-axis and z-axis respectively. what are the direction cosines of the line?
Answer Given : A line makes angles 90o, 135o and 45o with the positive directions of x-axis, y-axis and z-axis respectively. To find : Direction cosines of the line Formula used : If a line makes...
The direction ratios of a line are 2, 6, -9. What are its direction cosines?
Show that the lines
Find the Cartesian equation of a line which passes through the point having position vector
Find the Cartesian equation of a line which passes through the point (-2, 4, -5) and which is parallel
The vector equation of a line Find its Cartesian equation.
Find the vector equation of a line passing through the point (1, 2, 3) and parallel to the vector
The equations of a line Find the direction cosines of a line parallel to this line.
If P(1, 5, 4) and Q(4, 1, -2) be two given points, find the direction ratios of PQ.
Answer Given : P(1, 5, 4) and Q(4, 1, -2) be two given points To find : direction ratios of PQ Formula used : if P(x1, y1, z1) and Q(x2, y2, z2) be two given points then direction ratios of PQ is...