Luisa begin walking up a hill at a spot where the elevation is 0.9 km. After she walked 3 km she saw a sign giving the elevation as 0.95 km. How far will she have walked when she reaches an elevation of 1.1 km?

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %

Use sigma notation to represent the following series for 9 terms.