Assume that the variable U represents a positive real number
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Answer:
<u>Question 3</u>
Given expression:
Both parentheses share a common term.
To factor out a common term: ab + ac = a(b + c)
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<u>Question 4</u>
To calculate the amount of money Rajni had to begin with, sum the three amounts she spent:
As , then:
Collect and sum the whole numbers:
As , then