Chloe and Ainsley start an art club. The first week they are the only 2 people in the club. They invite more friends to join. Each week the number of people in the club doubles.
How many people are in the club on the third week?

8.

Step-by-step explanation:

first week: 2

second week: 2×2=4

third week: 4×2=8

hence, 8 members joined the club on the third week.

answer:   b

step-by-step explanation:

x2 = 16

x can not be a negative number because 16 is positive

the only answer would be positive 8