The decimal expansion of an irrational number may be

non terminating and non repeating

Which of the statement is false ?

Sum of a rational number and irrational number is rational number.

Product of two irrational number may not be an irrational number.

Product of two rational number is always a rational number.

Sum of a rational number and irrational number is an irrational number.

Decimal expansion of a Rational Number is

non terminating and non repeating

non terminating and non recurring

Solve: 1 3 1 5 × 7 1 5 13^{\frac{1}{5}}\times7^{\frac{1}{5}} 1 3 5 1 × 7 5 1

9 1 1 5 91^{\frac{1}{5}} 9 1 5 1

2 0 1 5 20^{\frac{1}{5}} 2 0 5 1

9 1 2 5 91^{\frac{2}{5}} 9 1 5 2

The smallest number with which 27 \sqrt{27} 2 7 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> must be multiplied to get a rational number is

3 \sqrt{3} 3 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

27 \sqrt{27} 2 7 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

3 3 \sqrt{3} 3 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Class X Real number

Authored by BHUPENDRA BISHT

Mathematics

10th Grade

CCSS covered

Used 343+ times

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25 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

A never ending decimal that doesn't repeat is which type of number?

Rational

Irrational

Integer

Whole

Tags

CCSS.8.NS.A.1

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is true about irrational numbers?

They are terminating decimals.

They are non-repeating decimals.

They are fractions.

They are natural numbers.

Tags

CCSS.8.NS.A.1

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is an example of an irrational number?

-2/3

.75575557654..

Tags

CCSS.8.NS.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How would 5/9 be classified?

rational and real

whole and integer

only real

only irrational

Tags

CCSS.8.NS.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Real number consist of

only rational numbers

only irrational numbers

neither rational nor irrational number

both rational and irrational numbers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In between two rational number there is/are

One rational number

Two irrational numbers

Infinitely many rational numbers

only irrational number exist

Tags

CCSS.HSN.RN.B.3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The product of a rational and an irrational numbers is

Always an irrational number

Always an integer

Can not say

Always a rational number

Tags

CCSS.HSN.RN.B.3

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Class X Real number