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Which of the following will result in a rational number? Select all that apply. A. 645+9√4 B. 645−5√7 C. 645×9√4 D. 645÷5√7 help me please

Which of the following will result in a rational number? Select all that apply. A. 645+9√4 B. 645−5√7 C. 645×9√4 D. 645÷5√7 help me please
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5 votes
Which of the following will result in a rational number? Select all that apply.

A. 645+9√4
B. 645−5√7
C. 645×9√4
D. 645÷5√7
help me please

User Hemanth Kondapalli
by
8.7k points

2 Answers

3 votes
the answer is B
i’m pretty sure
User Rafik BELDI
by
7.7k points
5 votes

Answer:

B. 645−5√7

Correct me if iam wrong

User Flowoverstack
by
8.9k points
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