Question

two pairs of straight lines with combined equations xy+4x-3y-12=0 and form a square. then the combined equation of its diagonal is.​

Answer 1

Answer:

please clear my doubt.who clear my doubt with proof i gave 50 likes.....At what concentration of SO2 causes irritation of eyes.

options:-a) higher concentration

b) lowerconcentration

Answer 2

Answer:

a) is the answer, ,,,,,,..