If 𝑓 𝑥 = cos 𝑥 . Find
𝑓 𝑎 − 3𝑏
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(a^2 + 3b^2)
You asked:
Given \(f x = \cos\left( x \right)\) evaluate the expression \(f a - \frac{3 b}{{a}^{2} + 3 \cdot {b}^{2}}\).
MathBot Answer:
The variables \(b\) and \(a\) are used in the requested expression, but they are not defined in the given equation. Please retry your query.