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anonymous
 4 years ago
Pre Calc: For what value of k will the graph of 6x + ky = 6 be perpendiculuar to the graph of 2x – 6y = 12?
A.1/2
B.)4
C.)2
D.)5
anonymous
 4 years ago
Pre Calc: For what value of k will the graph of 6x + ky = 6 be perpendiculuar to the graph of 2x – 6y = 12? A.1/2 B.)4 C.)2 D.)5

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0first...solve for y in terms of x in 2x  6y = 12 do you know how?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0@lgbasallote y=x/32 correct?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0now...solve for y in terms of x in 6x + ky = 6

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0right. so that has a slope of 6/k for it to be perpendicular to y = x/3  2, the slope should be 3 agree?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0the slope of that equation is 6/k

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so now.. equate 6/k to 3 and solve for k \[\huge \frac 6k = 3\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0k=2 @lgbasallote thank you <3
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