Find 1*2+2*3+3*4+...100*101
1 answer:
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Poor <span>Khianna. Let's help her out.
For the original recipe she needs </span>
cups of brown sugar but only has 
So the fraction of the brown sugar she has is
She has to scale everything by a factor of
I won't multiply everything by 3/4 for you. 2 cups butter becomes 1 and a half cups butter, 1 tsp vanilla becomes 3/4 tsp, etc.
For the original recipe she needs </span>
She has to scale everything by a factor of
I won't multiply everything by 3/4 for you. 2 cups butter becomes 1 and a half cups butter, 1 tsp vanilla becomes 3/4 tsp, etc.
Answer:
the third one
Step-by-step explanation:
We can break it up into . This means that it is
, or