COORDINATE GEOMETRY

The equation of the line which passes through the point (0,5) and has a gradient of 4 is

• A) y=4x
• B) y= 5x
• C) y=4x+5
• D) y= 5x + 4

Which of the following represents the equation of a straight line?

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What is the gradient of the straight line 2y + 3x = - 8 ?

• A) - 3
• B) -3/2
• C) 2/3
• D) 3

The straight line cuts AB at the y-axis at

• A) (O,3)
• B) (0,2)
• C) (3, -2)
• D) (0, -2)

The gradient of AB in the graph below is

• A) - 2
• B) 2
• C) - 1/2
• D) 1/2

What is the coordinate of the x intercept?

• A) (0, -2)
• B) (0,3)
• C) (-2,0)
• D) (3,0)

Which of the following pairs of lines is perpendicular?

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What is the gradient of the straight line equation 2y= - 3x - 8

• A) -3
• B) -3/2
• C) 2
• D) 3

What is the equation of the line passing through the point (0, -3) with a gradient of 3?

• A) y = 3x - 3

• B) y = -3x

• C) y = 3x + 3

• D) y = -3x - 3

Where does the straight line intersect the y-axis in the graph below?

• A) (0, -4)

• B) (0, 4)

• C) (4, 0)

• D) (0, -3)