at) On a sketch of y = ln(x), represent the left-endpoint approximation with n = 2 approximating / In(x) dx. Write out the terms of the sum, but do not evaluate it: Sum= + On another sketch, represent the right-endpoint approximation with n = 2 approximating / In(x) dx. Write out the terms of the sum, but do not evaluate it: Sum = + Which sum is an overestimate? OA. the left Riemann sum OB. the right Riemann sum OC. neither sum OB. the right Riemann sum OC. neither sum Which sum is an underestimate? A. the left Riemann sum

Q: .Find the left endpoint sum and the right endpoint sum for |(x² +3)dx 3 using four equal width…

A: We have ∫35(x2+3)dx∆x=5-34=12Left end point sum=∑i=15mi∆xi…

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A:

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Q: -1)/(x4))1/2

A:

Q: SSx = 172.5, SSY = 80.6, and ∑[(X – Mx) (Y – MY)] = 95.33, r =  A. .08. B. .01 C. –.81. D. .81.

A: SSx = 172.5 SSY = 80.6 and ∑[(X – Mx) (Y – MY)] = 95.33

Q: 4. (a) Find dx (b) Using the result from part (a), evaluate. x So (1 + 22)3/2 (1+22)3/2 dx.

A: ANSWER : (a) ​  ANSWER : (b) ​

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Q: Evaluate. (a) ∫x(x+ 1)^2 dx. (b)∫(upper) π/4 (lower) 0 (1 + 2 secθtanθ)dθ

A: Part a,Given,            ∫xx+12dx