arosemary239 arosemary239

09-03-2022
Mathematics

contestada

find the gradient of the line B¹¹B¹¹¹ whereB¹¹=(3,-4) and B¹¹¹(-4,3)

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kunbisqueen kunbisqueen

09-03-2022

Answer:(3x1,-4y1) (-4x2,3y2) =y2-y1/x2-x1
Gradient of the line =3-(-4)/-4-3
=3+4/-4-3 =7/-7 =-1

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