Mathematics
Mathematics, 09.03.2021 05:10, ellenweiklee8581

Prove the sum of two rational numbers is rational where a, b, c, and d are integers and b and d cannot be zero. Steps Reasons
1. a over b plus c over d Given
2. ad over bd plus cb over bd Multiply to get a common denominator
3. Simplify

Fill in the missing step in the proof.
A. ad times cb all over bd
B. ad plus cb all over bd
C. ad minus cb all over bd
D. ad plus cb all over two times bd

answer
Answers: 3

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Prove the sum of two rational numbers is rational where a, b, c, and d are integers and b and d cann...

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