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vectors linear algebra
The parametric equations for a line L1 are as follows: x = −4−6t y = 2+2t z = 1−4t Let L2 be the line parallel to L1 and passing through the point (−3, −3, −3). Find the point P on L2 whose xcoordinate is −12.
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Find the equation of a line in slopeintercept form whose parametric equations are x = 2t + 3 and y = 4t  1
asked by Lenora on December 10, 2009 
Algebra
The parametric equations for a line L1 are as follows: x = −1−2t y = 4+4t z = 3−2t Let L2 be the line parallel to L1 and passing through the point (2, 5, −3). Find the point P on L2 whose xcoordinate is −3. P = (−3,
asked by dan on September 25, 2018 
Algebra
A segment bisector is a line, ray, or segment that divides a line segment into two equal parts. In the triangle formed by points A(1,7), B(1,2), and C(7,6), what is the slope of the line that goes through point A and bisects BC?
asked by Vaililly on July 24, 2019 
precalculus
To what interval I must we restrict the parameter t if the graph of the parametric equations x=t+1 y = 2t^2 +1 for t in the set I is identical to the graph of the parametric equations x = 1+ sin s y = 2 cos(2s) for s in [0,pi)?
asked by dreidel on December 18, 2013

PreCalculus Help?
the vertical and horizontal positions of a zip line cable are represented by the following parametric equations. Rewrite the parametric equations by elimination the the parameter. x(t)= 3t + 4 y(t) = 5t a) y = 1/3x+19/3 b) y= 19
asked by ADOG on May 18, 2018 
Calc.
Determine vector, parametric and, if possible, symmetric equations for the line through Q(2, 1, 3) and the midpoint of the line segment from L(3, 2, 5) to M(1, 4, 7). Not sure what to do with the midpoint.
asked by Derek on July 4, 2008 
Math
Vector and parametric equations? A plane contains the point B(3, 2, 4) and the line with parametric equations x = 1 + 2t, y = t, z = 2 + 3t. Determine vector and parametric equations of the plane.
asked by IAmNazrie420 on January 6, 2019 
Math
The graph of the parametric equations x=cos(t) y=sin(t) meets the graph of the parametric equations x=2+4cos(s) y=3+4sin(s) at two points. Find the slope of the line between these two points. Please help!!!! I need this done soon
asked by Sultan on July 30, 2016 
calculus
Find the parametric equations for the line that contains the point (3,1,4) and is parallel to the line r(t)=(1+2t)i+(3t)j+(5+5t)k
asked by Zac on January 15, 2013 
Precalculus
Find the sum of all possible values of the constant k such that the graph of the parametric equations x=2+4cos(s) and y=k4sin(s) intersects the graph of the parametric equations x=1+cos(t) and y=3+sin(t) at only one point.
asked by John on February 28, 2014
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