The sum of and can be written in the form , where a, b, and c are constants. What is the value of ?
Correct answer: 32
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Explanation
The correct answer is 32. The sum of the given expressions is . Combining like terms yields . Based on the form of the given equation, , , and . Therefore, .
Alternate approach: Because is the value of when , it is possible to first make that substitution into each polynomial before adding them. When , the first polynomial is equal to and the second polynomial is equal to . The sum of 30 and 2 is 32.
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id cb_question_bank:97d8de9b-f84e-4ce7-a7ce-31522efe3fd1 · question f237ccfc · IBN 09133-DC
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