SOLUTION: In the xy – coordinate plane, the distance between point B(8, x) and point A(–8, –x) is 100. What is one possible value of x? A) 3√69 B) 8√39 C) 11√13 D) None

Algebra ->  Test -> SOLUTION: In the xy – coordinate plane, the distance between point B(8, x) and point A(–8, –x) is 100. What is one possible value of x? A) 3√69 B) 8√39 C) 11√13 D) None      Log On


   

Question 1041649: In the xy – coordinate plane, the distance between point B(8, x) and point A(–8, –x) is 100. What is one possible value of x?
A) 3√69
B) 8√39
C) 11√13
D) None of these
Answer by josgarithmetic(39621) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%28%28-8-8%29%5E2%2B%28-x-x%29%5E2%29=100


sqrt%28256%2B4x%5E2%29=100

sqrt%284%2A64%2B4x%5E2%29=2%2A50

sqrt%2864%2Bx%5E2%29=50

x%5E2%2B64=2500

x%5E2=2500-64

x%5E2=2436

x%5E2=12%2A203=2%2A2%2A3%2A7%2A29
x=2%2Asqrt%283%2A7%2A29%29
x=2sqrt%28609%29------pick the choice that matches.