Your answer is C.
Round all the numbers then multiply since it says estimate.
Π = 3.14 = 3
3.75 = 4
6.21 = 6
3•4^²•6 = 288
Answer:
80,60
Step-by-step explanation:
$8,050 total
notebooks: 13×400=5200
desktop: 19×150=2850
Question 1: C, x < -8 <---
Question 2: A, n>= -4