plz answer me urgent
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For two lines to be parallel, their slopes must be equal.
That is, Slope(ax+2y=7) = slope(3x+by=7)
=> -a/2 = -3/b
a/2 = 3/b
(a)(b) = (3)(2)
ab = 6
Hence, for the given lines to be parallel ab = 6.
Therefore, the correct answer is (d) ab = 6.
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Answer:
d) ab = 6
Step-by-step explanation:
a/3 = 2/b = 7/16
From here , we get ab = 6
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