Final answer:
The question asks to solve an equation for f, yet the provided information lacks clarity and context for solving the equation. Without the specific equation or relevant details, we cannot determine the correct value of f from the given options.
The correct answer is D. f = j + h
Step-by-step explanation:
To solve the equation for f without expressing it as a reciprocal, we refer to the given options:
- f = -j - h
- f = j - h
- f = h - j
- f = j + h
However, the provided information and snippets do not give a specific equation to be solved for f. Rather, they seem to contain references to various physics and mathematical concepts, including equations of optics (lens equation), quantum mechanics (de Broglie's equation), and possibly some examples of vector magnitudes.
Without a clear equation that directly corresponds to the options provided, we are unable to solve for f accurately. It's important to consider the context of the problem to determine the correct formula for f. We would need more specific details or the exact equation that these options are intended to solve.
The correct answer is D. f = j + h