Q. 2 B4.0( 5 Votes )

Find the slopes of a line passing through the following points :

(at21, 2at1) and (at22, 2at2)

Answer :

Given (at21, 2at1) and (at22, 2at2)

To Find: The slope of the line passing through the given points.

The formula used: Slope of line =

So, The slope of the line, m =

m =

m =

[Since, (a2 – b2 = (a – b)(a + b)]

m =

Hence, The slope of the line is

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