Let $f(x) = x^7 + ax^3 + cx$  If $f(5) = 3,$ then find $f(-5).$
Question:
Let $f(x) = x^7 + ax^3 + cx$  If $f(5) = 3,$ then find $f(-5).$
Answer:
Let's think step by step.

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Let $f(x) = x^7 + ax^3 + cx$  If $f(5) = 3,$ then find $f(-5).$
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