What is the difference between a smart card and a cash card? a. a smart card is more secure than a cash card. b. a smart card carries no spending limits. c. a cash card is tied to a bank account. d. a cash card contains an embedded microchip.

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

What is the value of x in the this question ?