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Need this ASAP please help!#2

Need this ASAP please help!#2-example-1
User Dantes
by
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1 Answer

5 votes

Answer:

The correct option is 3.

Explanation:

From the given graph it is noticed that the related line passing through the point (-3,1) and (0,3).

If a line passing through two points, then the equation of line is


y-y_1=(y_2-y_1)/(x_2-x_1)(x-x_1)

The equation of related line is


y-1=(3-1)/(0-(-3))(x-(-3))


y-1=(2)/(3)(x+3)


y-1=(2)/(3)(x)+2

Add 1 on both the sides.


y=(2)/(3)(x)+2+1


y=(2)/(3)(x)+3

The equation of related line is
y=(2)/(3)(x)+3.

The related line is a dotted line, it means the point on the line does not included in the solution set.

The shaded region is above the line so the sign of inequity is >.

The required inequality is


y>(2)/(3)(x)+3

Therefore option 3 is correct.

User Ruban
by
7.7k points