Q. 3

# Find the slope of the straight line passing through the points

(i) (3, –2) and (7, 2) (ii) (2, –4) and origin

(iii) and

Answer :

Slope of straight line passing through the points (x_{1}, y_{1}) and (x_{2}, y_{2}) is given by

i) Slope of straight line passing through the points (3, –2) and (7, 2) is

ii) Slope of straight line passing through the points (2, –4) and (0, 0) is

iii) Slope of straight line passing through the points (1 + √3, 2) and (3 + √3, 4) is

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