yiikes4012
19.07.2021 •
Mathematics
Find the first three terms of the sequence below. 3n^2+5n−2
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Ответ:
-2, 6, 20 ,...
Step-by-step explanation:
3n² +5n -2
if n=0 , then 3*0² +5*0 -2= -2
if n=1, then 3*1² +5*1 -2 = 3+5-2 = 6
if nu 2, then 3*2² +5*2 -2 = 12 +10 -2 = 20
Ответ:
B and D
Step-by-step explanation:
Good luck on Edge