Prove that the following arguments are valid or give an interpretation in which the argument is false.
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Prove that the following arguments are valid or give an interpretation in which the argument is false.
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- 1. Use forward and backward difference approximations of O(h) and a centered difference approximation of O(h) to estimate the first derivative of f(x)= NE 1+cos(2) at z=0.25 using a step size h = 0.125, Compute the percent relative true error for each approximation. (Note: Round off your approximations to 9 decimal places. Percentage errors must be rounded-off to 3 decimal places.) Interpret your results.Find n(B) if B = {x : x is a letter in the word “bookkeeper”}.x) = (1/3)x - 6
- Express h(x) as a composition of two functions: h(x) = √(x2 + 5)For j(x)=3*-1, find j(x+h)-j(x) h 3x-1(3h) h 3x-1(3-1) h 3x-1(3+1) h (x-1)(3+1) h 0If h(x) = 2. 2x and g(x) = x², find h(g(x)). Do not simplify. O h(g(x)) = 2æx? Oh(g(x)) = h(2æ²) h(2a²) Oh(g(a)) = 2x(a) O h(g(x)) = 2² Oh(g(x)) = (2x)? Question Help: DVideo Calculator Submit Question