exam Maths Puzzle Numerical Ability

y^2=-4x
For the above, find the following:
1. Find the vertex
2. Find the focus
3. Find the directrix.

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exam Other Question

please solve this using quadratic equatin with factoring method

m^2/18 - m/6 - 1 = 0 Can someone please help? I need to Graph the line y=3x-4 using the slope-intercept form of the line. What is the Y intercept and what is one other point on the line?

Thanks so much