A recipe calls for of a cup of milk for 11 cookies. How many cups of milk are needed to make 99 cookies?
2 answers:
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Answer:
Step-by-step explanation:
Given:
To write: the given expression using summation notation
Solution:
Summation notation helps to write a long sum as a single expression.
In the summation notation, the variable is called the index of summation.
Let denote a set of n numbers.
Then in summation notation,