Mathematics, 02.12.2021 04:00 mkn3347
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
а с
bd
+ Given
2.
Multiply to get a common denominator
3
ad + cb
bd
Simplify
Fill in the missing step in the proof.
о ас
bd
ad
b
d
a+c
bud
ad cb
bd bd
Answers: 2
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