43 points i. ƒ(x) = 3 · 5-x ii. ƒ(x) = (1/2)x iii. ƒ(x) = -7ex + 8 identify the functions which represent exponential decay. a) i and ii only b) i and iii only c) i, ii, and iii d) ii and iii only

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min if they did not stop driving, how many miles could kyle and elijah drive in a whole day? ? 1 day = 24 hours. plzzz i will give you 100 points

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers