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Question

Equation of the line passing through (–1, 1) and perpendicular to the line 2x + 3y + 4 = 0, is

A
3x - 2y - 5 = 0
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B
3x - 2y - 5 = 0
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C
3x - 2y = 0
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D
3x+ 2y - 5 = 0
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Solution

The correct option is A 3x - 2y - 5 = 0
The given line is 2x + 3y + 4 = 0
y = 23x - 43

slope of the line is 23
slope of perpendicular is 32

The line passes through (-1, 1)
Thus the equation of the line using point-slope form is.
y - 1 = 32 (x + 1)
2y- 2 = 3x + 3
3x - 2y = 5

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