Which of the following equations represents a line perpendicular to y = –2x + 4?

3 ⤊

A. 2x + y = 3
B. –x + 2y = 1
C. 2x + y = 4
D. x + 2y = –4

2007-12-07 11:33:14 · 3 answers · asked by shelby_2218 2 in Science & Mathematics ➔ Mathematics

Perpendicular line has m = 1/2
Option B
2y = x + 1
y = (1/2)x + 1/2
Option B is answer.

2007-12-08 03:32:04 · answer #1 · answered by Como 7 · 3⤊ 0⤋

B. the gradient of the perpendicular line is 1/2

2007-12-07 19:36:25 · answer #2 · answered by Holyboy27 4 · 0⤊ 0⤋

i think it is b because i think it is the opposite and dame slope or something.. hmm.. not sure.

2007-12-07 19:36:29 · answer #3 · answered by Britt 2 · 0⤊ 1⤋