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Anna [14]
3 years ago
9

3.5 belongs to which number sets

Mathematics
1 answer:
kompoz [17]3 years ago
3 0

3.5 belongs to Rational number sets mainly and also belongs to Real Numbers.

<u>Step-by-step explanation:</u>

Number Sets are nothing but group of number classified into groups.

They are Natural, Whole, Integers, Rational, Irrational and Real numbers.

Natural number set = {1,2,3...},

Whole number set= {0,1,2,3...},

Integers = { ....-2, -1, 0, 1, 2, ....},

Rational numbers = { Integers, Decimals, Fractions},

Irrational numbers = { non fractional numbers eg: π,\sqrt{2} etc.}

Real = { Natural, Whole, Integers, Rational, Irrational }.

Any number which is a fraction resulting in a decimal value is Rational Number sets.

3.5 is a decimal number so it can be Rational Number sets also Real Number sets.

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jeka57 [31]

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Converse: If the light bulb was Yellow, then the cost was $3 = True

Contrapositive makes both statements negative and switches the order of the original statement.

So something like:  If the light bulb is not yellow, then the cost would not be $3 = False because two colors cost the $3.

Inverse makes both statements negative but keeps the same order.

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4 0
4 years ago
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Aleksandr [31]
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3 years ago
How do I solve this equation and check the solutions?
IgorLugansk [536]
<h3>SOLUTION :-</h3>
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  • <u>Solving quadratic equation :</u>

: \implies\sf{ {x}^{2} + 8x  - 20 = 0 }   \\  \\

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Answer:

x = -19

Step-by-step explanation:

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3 years ago
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erik [133]
First, substitute.

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