When $-24 + 7i$ is converted to the exponential form $re^{i \theta}$, what is $\cos \theta$?
Question:
When $-24 + 7i$ is converted to the exponential form $re^{i \theta}$, what is $\cos \theta$?
Answer:
Let's think step by step.

user
-\frac{24}{25}
When $-24 + 7i$ is converted to the exponential form $re^{i \theta}$, what is $\cos \theta$?
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