Apizza pan is removed at 9 : 00 pm from an oven whose temperature is fixed at 425 degrees upper f    into a room that is a constant 74 degrees f.    after 5 minutes, the pizza pan is at 300 degrees f.(a) at what time is the temperature of the pan 135 degrees f question mark (b) determine the time that needs to elapse before the pan is 200 degrees . (c) what do you notice about the temperature as time passes?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Which expression is rational? 6. , square root two, square root 14, square root 49

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.