A cooler contains 7 cans of soda; 2 colas, 4 orange, and 1 cherry. Two cans are selected at random without replacement. Find
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Answer:
Given : Expression -
To find : How would the sum of cubes formula be used to factor given expression? Explain the process. Do not write the factorization.
Solution :
The formula of sum of cubes is,
First we convert the given expression in
Apply exponent rule :
Rewrite
Therefore, could be written as
On comparison with the formula,
a=xy , b=7