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The output for diff(p^2,q) is _______

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in MATLAB by (37.3k points)
The output for diff(p^2,q) is _______

(a) 0

(b) 2*p

(c) 2 dp/dq

(d) Error

I had been asked this question during a job interview.

My question comes from Differentiation topic in chapter Beyond the Basics of MATLAB

1 Answer

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Best answer
Correct option is (a) 0

The explanation: We are differentiating the function ‘p^2’ with respect to q. Hence the value will be 0. The 2^nd argument in the diff() command is the variable, with respect to which- we differentiate our function.

Output: 2*

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