An Equation of the Form $y ^ { 2 } = 4 p x$

question 50

Multiple Choice

An equation of the form $y ^ { 2 } = 4 p x$ is given. Write equations for the directrix and axis of symmetry.
- $$y ^ { 2 } = - 7 x$$

• A) directrix: \(x = - \frac { 7 } { 4 } ;\) axis of symmetry: \(y = 0\)
• B) directrix: \(x = - \frac { 7 } { 4 } ;\) axis of symmetry: \(x = 0\)
• C) directrix: \(x = \frac { 7 } { 4 }\); axis of symmetry: \(x = 0\)
• D) directrix: \(x = \frac { 7 } { 4 }\); axis of symmetry: \(y = 0\)

Understand the techniques and materials used in Roman art to achieve certain aesthetic effects.

Describe structural innovations and their purposes in Roman architecture.

Differentiate between components and stylistic features of Roman wall painting and sculpture.

Know the key figures, including emperors and deities, depicted in Roman art and their significance.

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