Answer:
the first one
the first one Step-by-step explanation:
the first one Step-by-step explanation:from the formula Un =ar^n-1
where a is 2
where a is 2 r = 20/2=10
where a is 2 r = 20/2=10 so Un= 10×2^n-1
that's all.....have fun
Answer:
25 Is 25/100 And Means That It Is 25 %
◊ YusuCr ◊
Answer:
The answer is d for reaaal
Step-by-step explanation:
Answer: It should be -2
Step-by-step explanation:
The Disney trip was 5 years ago. Now, Erin is 16 and her sister is 8.