Solve the equation by using the quadratic formula round to the nearest tenth if needed 10x^2-5x-25=0 a) the solutions are about -5.2 and 2.5 b) the solutions are about -1.8 and 2.3 c) the solutions are -2 and 1 d) the solutions are about -1.4 and 1.9 e) the solutions are -5 and 10

Which statements are true? see picture

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Jamie went to home depot. she bought 25 bags of soil that cost $9 per bag. she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each. she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?