Answer:
D={1,2,3,4,6,12}
Step-by-step explanation:
➜1
➜2
➜3
➜4
➜6
➜12
This might not be correct though. I'm only in middle school lol. I am sure about the last one.
−0.8x2+4.2x+5.49878
72 inches
12 × 6 = 72
Answer: There are 72 inches in 6 feet