This Venn diagram has three regions. In which region does any rhombus belong?

A

B

C

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16

How to use order of operation in 20 divide by 4 multiply 5 = 1

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.