If the distance between the points A(4, p) and B(1, 0) is 5 then ______.

Question

KollegeApply · Accepted Answer

If the distance between the points A(4, p) and B(1, 0) is 5 then p = $\pm$4. Explanation: Use the distance formula: `sqrt((4 - 1)^2 + (p - 0)^2) = 5 $\Rightarrow$ sqrt(9 + p^2) = 5` Square both sides: 9 + p2 = 25 $\Rightarrow$ p2 = 16 $\Rightarrow$ p = $\pm$4

AChoose Your Answer