the graph of the function y = x2 is shown. how will the graph change if the equation is changed to y = 2x2?
a) the parabola will become wider.
b) the parabola will become narrower.
c) the parabola will move up 2 units.
d) the parabola will move down 2 units.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth

Math i have no idea how to do a and b