Here are the equations of 5 straight lines.
P:y=4x+1 P: y = 4x + 1 P:y=4x+1 Q:y=−x+1 Q: y = -x + 1 Q:y=−x+1 R:y=2x+1 R: y = 2x + 1 R:y=2x+1 S:y=−14x+3 S: y = -\frac{1}{4}x + 3 S:y=−41x+3 T:y=14x+5 T: y = \frac{1}{4}x + 5 T:y=41x+5Write down the letter of the line that is parallel to y=4x+9y = 4x + 9y=4x+9
Write down the letter of the line that is perpendicular to y=x−1y = x - 1y=x−1
130 exam-style questions on Eduqas GCSE Maths Perpendicular Lines and the equation of a tangent. Each one has a worked solution and a mark scheme showing where the marks go.