Question

If two straight lines x+(2k – 7) y+ 3=0 and 3kx + 9y –5=0 are perpendicular to each other then the value of k is
a. 3
b. 1/3
c. 2/3
d.3/2​

Answer 1

Step-by-step explanation:

d.3/2

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Answer 2

Answer:

I don't know this anseer