the curve with equation y=ax^3 - 4x + 1 is parallel to the line y = 50x - 1 at the point with x coordinate 3. (a) find the gradient of the curve at the point with x coordinate 4 (b) show that the tangent at the point with x coordinate -3 is also parallel to the same line

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

What additional information could be used to prove abc =mqr using sas? check all that apply.