The following problem involves some factoring by grouping. Remember, before you can divide out factors common to the numerator and denominator of a product, you must factor completely. 
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Q45: Simplify the expression. Work inside parentheses first,
Q46: A jogger covers a distance of 2
Q47: Multiply the expressions. Q48: Perform the indicated operation. Reduce your answer Q49: Perform the indicated operation. Reduce your answer Q51: Perform the indicated operation. Reduce your answer Q52: Perform the indicated operation. Reduce your answer Q53: Multiply the expressions. Q54: Perform the indicated operation. Reduce your answer Q55: The following problem involves some factoring by![]()
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