Answer:
80
Step-by-step explanation:
x³ + x²
4³ + 4²
64 + 16
80
6) answer is B , random sampling produces a representative sample
7) 0.1 = 10% so the answer is A, he saves 10% of his income
Multiply then add and then subtract
Answer:
Step-by-step explanation:
1st you want to find a common denominator. which is 8.
2nd change to
3rd you add and together an you get