Provide an appropriate response.Given f(x, y), which of the following statements is true?(i) fx is the rate of change of f as x and y change.(ii) fx is the rate of change of f as x changes, but y stays fixed.(iii) fy is the rate of change of f as y changes, but x stays fixed.(iv) fx is the rate of change of f as f changes, but x stays fixed.
A. Only (iii) is correct.
B. Both (ii) and (iii) are correct.
C. Only (i) is correct.
D. (iv) could be correct under certain conditions.
Answer: B
Mathematics
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A. 16x6y7 B. 16xy6 C. 16xy7 D. 16x7y6
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