STD IX – RATIONAL AND IRRATIONAL NUMBERS – ARCHIMEDES
About Course
In this Section we will Learn the following Chapters:
1.RATIONAL NUMBERS
2. IRRATIONAL NUMBERS
Last Updated:July 3, 2024
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Description
RATIONAL AND IRRATIONAL NUMBERS
RATIONAL NUMBERS
Rational numbers are real numbers that can be expressed as a fraction where the numerator and the denominator of the fraction are both integers. This includes all whole numbers (for example, 3 be written as 3/1) and all finite or recurring decimals.
Rational Numbers
Any number which can be put in the form of pqwhere p and q are integers and q not equal to zero is called a rational number.
There exist an infinite number of rational numbers between any two rational numbers
For example, in between 7 and 7.5 there exist 7.1, 7.11, 7.21, etc.)
A fraction is a rational number only when it is in its lowest form, i.e., there is no common factor other than 1 in the numerator (p) and denominator (q)
Algebraic operations on rational numbers
Sum of two rational numbers is a rational number
Difference of two rational numbers is a rational number
Product of two rational numbers is a rational number
Quotient of two rational numbers is a rational number
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LevelIntermediate
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Total Enrolled6
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Last UpdatedJuly 3, 2024
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CertificateYes
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Material Includes
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Course Duration:
0
Course level:Intermediate
Enrolled:6
About Course
In this Section we will Learn the following Chapters:
1.RATIONAL NUMBERS
2. IRRATIONAL NUMBERS
Course Curriculum
RATIONAL AND IRRATIONAL NUMBER
Here we learn about Rationalizing the irrational denominator by using expansion of identities formule and multiplying the denominator with its conjugate.
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20:19
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06:49
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02:04
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08:45
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13:46
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13:17
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17:36
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QUIZ – PRELIMINARY EXERCISE A – 04042022 – PROPERTIES OF RATIONAL NUMBERS
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QUIZ – EXERCISE B – 04042022 – RATIONALISE THE DENOMINATOR
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QUIZ – EXERCISE C – 12042022 – FIND THE VALUE OF ‘a’ and ‘b’ BY RATIONALIZING
ADDITIONAL MATERIAL
ASSIGNMENT AND DUE DATES
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QUESTION KEY – RATIONAL AND IRRATIONAL NUMBERS – WORKSHEET
RATIONAL AND IRRATIONAL NUMBERS – APRIL 2024
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10:13
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11:03
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08:10
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11:00
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20:33
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10:26
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18:26
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