Classify each of the following products as rational or irrational

Question

asked Oct 12, 2019 224k views

1 Answer

Dmitry Serov · Answer 1 · 2019-10-18T19:44:37+0000

3÷5 * √4 = 3÷5 * 2 = 3*2÷5 = 6÷5 Rational can be written as a ratio of two integer numbers.

3÷5 * √2 = Irrational can't be written as a ratio of two integer numbers.

2÷3 * √7 = Irrational can't be written as a ratio of two integer numbers.

2÷3 * √3 = Irrational can't be written as a ratio of two integer numbers.

2÷9 * √1 = 2÷9 * 1 = 2÷9 = Rational can be written as a ratio of two integer numbers.

2÷5 * √9 = 2÷5 * 9 = 2*9÷5 = 18÷5 Rational can be written as a ratio of two integer numbers.

Hope this helps!

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