Question
Find the gradient of a line that is perpendicular to 8y+4x=5.
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Answer/Explanation
2
Question
A(5, 10) and B(13, –2) are two points on the line AB.
The perpendicular bisector of the line AB has gradient \(\frac{2}{3}.\)
Find the equation of the perpendicular bisector of AB.
Answer/Explanation
Ans: \(y = \frac{2}{3}x-2 oe\)
Question
The line $y=m x+c$ is parallel to the line $y=2 x+4$. The distance $A B$ is 6 units.
Find the value of $m$ and the value of $c$.
▶️Answer/Explanation
m = 2 c = –8