1.

The slope of the line parallel to the line 2x + y + 4 = 0 is A) 2 B) -2 C) \(\cfrac{1}2\)D) \(-\cfrac{1}2\)

Answer»

Correct option is (B) -2

Given line is 2x+y+4 = 0

\(\Rightarrow y=-2x-4\)

By comparing with y = mx+c, we obtain \(m=-2\)

\(\therefore\) Slope of the line 2x + y + 4 = 0 is m = -2.

\(\therefore\) Slope of line parallel to line 2x+y+4 = 0 = Slope of line 2x+y+4 = 0

= -2

Hence, the slope of the line parallel to the line 2x+y+4 = 0 is -2.

Correct option is B) -2



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