Math, asked by jcbraju007, 8 months ago

40. Determine 'x' if the points (1,5), (2, x) and (-2, -1) are collinear
A. 6
B. 5
C. 4
D. 3

Answers

Answered by suryanshazmjrs02

0

Answer:

do it by yourself by just find slope of a line

Step-by-step explanation:

they are collinear then their slopes are equal. just equat from this

Answered by parthgupta19

0

Answer:

x=7

Step-by-step explanation:

use Formula Of Collinear, x1(y2-y3)+x2(y3-y1)+x3(y1-y2)=0
1(x+1)+2(-1-5)-2(5-x)=0
x+1-12-10+2x=0
3x=21
x=7

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