If a set contains ‘n’ elements, then the number of proper subsets of the set is 2^n - 1.
In this problem,
n = 4
2^4 - 1 = 16 - 1 = 15 proper subsets
Answer:
Amanda.
Step-by-step explanation:
Ryan was 7 pound and gained 4.2 pounds which is only around a 60% Increase. Amanda on the other hand gained 6.9 pounds which is around a 110% Increase.
jedimath on iPad will teach you step by step
-11
8.899s
Solve: -5t^+40t+40