If the function f(x) > 0 is increasing and concave up on [a, b], a right-endpoint Riemann sum will generate an approximation that is greater than the true value of the area under the curve. Select one: O True O False e Next pageTime I When creating a Riemann sum, what is the width of an approximationg rectangle on [-46.7, 342], if we are using 34 rectangles? a. 8.69 O b. -469.75 c. 5020.10 O d. 11.43 O e. 6607.90 NeEvery sum of a finite number of finite terms has a finite total. Select one: O True O False Next pagTime le The following two sums El i and Ek--10 (k + 10) represent the same sum. Select one: True FalseTime left 0 An icosahedron is a Platonic solid with a surface that consists of 20 equilateral triangles. By what factor does the surface area of an icosahedron increase as the side length of each triangle doubles from a unit to 2a units, if a = 19.2? Answer: Next p ge