4.If the slope of line joining points A(x, 0)2and Q(-3, -2) is7 then t – InterviewSolution

1.

4.If the slope of line joining points A(x, 0)2and Q(-3, -2) is7 then the value of x is7(a) 4(c)-3(b) 16(d) -2

Answer»

Slope of A and B is

0 - (-2)---------- = 2/7x - (-3) 2---------- = 2/7 x + 3

7 × 2 = 2 ( x + 3)

7 = x + 3

x = 7 - 3

x = 4

(a) option is correct

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