Let and P be the point What is the point Q? O(-3.-5.-7) O (3,5,7) (3, 5, -1) O(-3, -5,1) PQ = 3 من P(1,2,3).

Find the equation of the line perpendicular to the line y=3 and passing through the midpoint of the segment joining 2, 4 and -6, 10.

1. Which of the following is a solution to the equation y = -x+8? A. (10,-8) B. (4, 8) C. (-4, 9) D. (-8,-10)

Find the point 2/3 of the way from (−6, 6, 5) to (−8, −8, −5). P=(??,?)

A laser beam shines along the ray given by r(t) = (5.1.7) + (5,3,-2) for t≥ 0. The second laser beam shines along the ray given by r2(s) adjustment of the z-coordinate of its direction vector. Find the value of c that will make the two bearns intersect. (Use symbolic notation and fractions where needed.) (7.2.-2) + s(-2,2,e) for sz 0, where the value of callows for the

(1 point) Suppose that c. Find the values of c and d. C -3 9 [2²] + ª- [ ²3 ] - [ ₁0 ] d. -10 d =