Divisions between negative numbers?


Question by: Radames Grassi | Last updated: September 25, 2021

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Is it possible to divide by a negative number? … As far as negative numbers are concerned, we don’t have any restrictions. In the case of divisions, the same rules as for signs of multiplications are used for the result. That is, we will have a negative result if the numerator and denominator signs are discordant.

How to divide two relative numbers?

Rule of division: the quotient of two relative numbers has an absolute value equal to the quotient of the absolute values ​​and a positive sign if the two numbers agree, negative if they are discordant.

How are relative numbers distinguished?

Two relative numbers that have the same sign are said to agree; two relative numbers that have different signs are said to be discordant. Two numbers that have the same absolute value and opposite sign can be called opposite or opposite. The number zero is the opposite of itself.

In which case is the quotient of two relative numbers equal to zero?

If the divisor is zero and the dividend is non-zero, the quotient does not exist. If the dividend is zero and the divisor is non-zero, the quotient is zero.

How are powers resolved with relative numbers?

The power of the number relative tonis determined as follows:

  1. its absolute value is obtained by multiplying the absolute value by itself for n times.
  2. its sign will be positive if the exponent is even, while it will be unchanged with respect to the sign of the base if the exponent is odd.

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How are powers with negative exponents made?

Powers with negative exponents, also called negative powers, are powers that can be rewritten by eliminating the minus sign of the exponent and passing to the reciprocal of the base. In other words, the minus sign of a power with a negative exponent has the effect of inverting the base, for example 51= 1/5; 42= 1/16.

How is the sum of two powers done?

Method 1 of 3:

Again, you must multiply the base by itself by the number of times indicated by the exponent. Add the values ​​you calculated together. By doing so, you get the sum of the two powers.

In which case is the quotient of two relative numbers equal to +1?

Two relative numbers are said to be inverse or reciprocal when their product is +1. If the two terms of the fraction are negative, the quotient is positive, so the signs can be suppressed by writing the “+” sign in front of the fraction line.

What is the quotient of two opposite numbers?

The quotient of two relative numbers is the relative number which has as its absolute value the quotient of the absolute values ​​and the sign, the + sign if the two numbers have the same sign (i.e. if they agree), the – sign if the two numbers have opposite sign (i.e. if they disagree).

What is the quotient between two numbers?

quotient result of the division operation. Of two numbers a (dividing) and b ≠ 0 (divisor) is the number c such that b ⋅ c = a; it is uniquely defined and is also indicated with the symbols a / b or ab1.

What are the characteristics of relative numbers?

A relative number is made up of a sign (+ or -) and a modulo or absolute value (eg … Two numbers with the same sign (for example – 5 and -6) are said to agree. Two numbers with different sign ( for example +5 and -6) are called discordant.

How to compare decimal numbers?

Compare and sort decimal numbers

  1. Compare the integer part first: the greater the number that has the greater integer part.

  2. If the whole parts are equal, compare the decimal parts starting with the tenths.
  3. If the tenths digits are the same, move to hundredths, then to thousandths, and so on.

What is the largest number of relative numbers?

The positive one is greater between two discordant relative numbers. Zero is greater than any relative number, and less than any positive number. Between two positive numbers, the one with the greatest absolute value is greater. Between two negative numbers, the one that has the largest absolute value is greater.

How much is the sum of two opposite numbers worth?

The sum of two discordant relative numbers and the relative number that has as its sign the sign of the addend that has the greatest absolute value and as an absolute value the difference between the absolute values ​​of the addends. The sum of two opposite relative numbers equals zero.

How do you do a division with fractions?

To solve the division between fractions just multiply the first fraction by the reciprocal (or inverse) of the second. To solve a division of fractions just remember how to do a multiplication of fractions!

What does it mean that two numbers are opposite?

Two discordant numbers with the same absolute value are said to be opposite.

What does it mean that two numbers are prime to each other?

prime numbers between them or coprime numbers, a pair of integers that do not admit common divisors other than 1 or −1. … greatest common divisor (GCD) In ​​mathematics, given 2 or more integers, the greatest of the divisors common to them. If two or more numbers have unity as their GCD, they are said to be first among them.

When is the product of two numbers equal to zero?

In any multiplication of two or more factors, the product will be zero (equal to zero) if any factor, or more than one, equals zero. Example 1: Example 2: We will often find ourselves using this law in algebra in solving equations of degree greater than one second.

What is the number before zero?

Zero has no precedent

There is a particular number that has no precedent, and this nice number is 0 (zero). We know that zero counts for nothing, that is, no quantity, therefore we cannot take one unit away from it.

What is meant by absolute value?

absolute value of a real number x, also called modulo and indicated with the symbol | x |, is the non-negative real number defined as the number itself if it is positive or null, its opposite if it is negative.

Why is zero considered unsigned?

zero in the numerical context, is the cardinal number, indicated with the symbol 0, associated with a set without elements (→ empty set); is an integer, even (because it is divisible by 2), neither positive nor negative. … the power 00 it has no meaning and is therefore not defined.

How are transactions carried out between powers?

To multiply two powers with the same base just add the exponents. To divide two powers with the same base, however, the exponents must be subtracted. Also find out how to make the power of power. Just multiply the two exponents to get the correct result!

How are powers with different base and exponent made?

If the powers to be multiplied have different basis and exponents, and there is no way to make them equal, we cannot apply any properties. To carry out the multiplication it is necessary to calculate the value of the powers and then multiply the results. There is nothing more to say!

How are the calculations done with powers?

In practice, the base is the number that must be multiplied by itself as many times as those indicated by the exponent. If the base is 2 and the exponent is 3, it means that we have to multiply the 2, by itself, three times, that is: 2 x 2 x 2 which results in 8.

How do you write 10 to minus 3 in Word?

In these cases, what you need to do is press the Superscript key (indicated by the x icon2) that you find in the Font section of the Home tab of Word, at the top. Alternatively, I would like to point out that you can also invoke the Superscript tool by pressing Ctrl +[+].


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