Find parametric equations for the line through (-6,4,7) and parallel to the vector (7,-5,-7).
What will be an ideal response?
x=-6+7t, y=4+5t, z=7-7t
Mathematics
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Find a nonzero vector orthogonal to the plane through the points P, Q, and R.
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Mathematics
Complete the square for the binomial. Then factor the resulting perfect square trinomial.x2 - 5x
A. 
; x2 - 5x - 
= 
2
B. 
; x2 - 5x + 
= 
2
C. 25; x2 - 5x + 25 = (x - 5)2
D. 
; x2 - 5x + 
= 
2
Mathematics
Find the coordinates of the vertex of the parabola.y = -2x2 + 16x - 37
A. (5, -4) B. (4, -5) C. (-5, 4) D. (-4, 5)
Mathematics
Establish the identity.tan u(csc u - sin u) = cos u
What will be an ideal response?
Mathematics