Sung-hi is filling a sandbox with sand at the rate shown in the table below. which statement must be true regarding the linear function that represents this situation? amount of sand in the sandbox number of minutes since sung-hi started 0 1 2 3 4 amount of sand in the sandbox (pounds) 200 220 240 260 280 the initial value must be 0 pounds. the initial value must be 20 pounds. the rate of change must be 0 pounds per minute. the rate of change must be 20 pounds per minute.

Divide. write in the simplest form. 4 1/6 divided by 10

Consider the following geometry problems in 3-space enter t or f depending on whether the statement is true or false. (you must enter t or f -- true and false will not work.) f equation editorequation editor 1. a plane and a line either intersect or are parallel t equation editorequation editor 2. two planes parallel to a third plane are parallel f equation editorequation editor 3. two lines either intersect or are parallel f equation editorequation editor 4. two planes orthogonal to a third plane are parallel f equation editorequation editor 5. two planes orthogonal to a line are parallel f equation editorequation editor 6. two planes either intersect or are parallel f equation editorequation editor 7. two lines orthogonal to a third line are parallel t equation editorequation editor 8. two lines parallel to a third line are parallel t equation editorequation editor 9. two planes parallel to a line are parallel f equation editorequation editor 10. two lines parallel to a plane are parallel f equation editorequation editor 11. two lines orthogonal to a plane are parallel

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.