Find the arc length of an arc with a central angle of 5pi/6 radians and a circumference of 12 units

Write a polynomial that fits the description: a third-degree polynomial with leading coefficient -4

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi