Provide an Appropriate Response $f ( x ) = a x ^ { 2 } + 4 x + 5$

question 133

Multiple Choice

Provide an appropriate response.
-For what values of a does the quadratic function $f ( x ) = a x ^ { 2 } + 4 x + 5$ have two $x$ -intercepts?

• A) \(a < \frac { 4 } { 5 }\)
• B) \(a > \frac { 16 } { 5 }\)
• C) \(\mathrm { a } < \frac { 16 } { 5 }\)
• D) \(a > \frac { 4 } { 5 }\)