supanme supanme

17-11-2020
Mathematics

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Straight line AB is perpendicular to the straight line joining p(-6,-9) and Q(3,-12). Find the gradient of AB

i need helpπ_π
is the answer in the picture correct?

Straight line AB is perpendicular to the straight line joining p69 and Q312 Find the gradient of AB i need helpππis the answer in the picture correct class=

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kayla9827 kayla9827

17-11-2020

Yes the answer for it is -1/3

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