Trigonometry
y=x2−72y=\(\frac{x}{2}\)-\(\frac\)72
y=x2+72y=\(\frac{x}{2}\)+\(\frac\)72
y=x2−112y=\(\frac{x}{2}\)-\(\frac{11}{2}\)
y=x2+112y=\(\frac{x}{2}\)+\(\frac{11}{2}\)