Express the given function using unit step function: 0st<4 f (t) = |2 ,t>4 A.) f (t) = t – t u (t – 4) – 2u (t – 4) B.) f (t) = t + t u (t – 4) – 2u (t – 4) C.) f (t) = t + t u (t – 4) + 2u (t – 4) D.) f (t) = t – tu (t – 4) + 2u (t – 4)

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A: The solution is given as

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A:

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A: See the solution below.

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A: given: Hx=1-x2 we have to find the functions f and g so that f ∘ g = H.

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A: Topic:- Differentiation

Q: Find the domain of f

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A: Value of the above ques is

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Q: fix+ h)-x) Compute (h 0) for the given function. f(x) =

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A: