What’s the opposite of a real number?

The opposite of a real number is an imaginary number. The word ‘imaginary’ basically means ‘not real.

Just so, Is 0.4 a real number? Real numbers consist of zero (0), the positive and negative integers (-3, -1, 2, 4), and all the fractional and decimal values in between (0.4, 3.1415927, 1/2). Real numbers are divided into rational and irrational numbers.

What is the opposite of 92? Opposite integer of 92 is -92.

Furthermore, What’s the opposite of 10? The opposite of 10 is -10.

What is the opposite of 35?

Answer and Explanation: The opposite reciprocal of 35 would be -1/35. The fraction that is equal to the whole number 35 would be 35/1.

Is square root of 0.4 rational?

Answer Expert Verified

We have to write -√0.4 in fractional form. As √10 is irrational, then so will be -2/√10, because a rational number divided by an irrational number gives irrational. Thus we can say that -√0.4 is irrational.

Why is 0.4 irrational? Rational numbers are the number which can be written in the form of p/q where p and q are integers and q is non-zero. Irrational numbers are number that are not rational. As cannot be written in the form of p/q so it is irrational number.

Is √ 2 is a real number? √2 is irrational. Now we know that these irrational numbers do exist, and we even have one example: √2. It turns out that most other roots are also irrational. The constants π and e are also irrational.

What is 7 called?

7 (seven) is the natural number following 6 and preceding 8.
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What is the opposite of 0? 0 is the opposite of 0 (zero) itself in maths. According to the number line, as studied the number line the opposite of any number is the same number lying in opposite direction from 0. For positive numbers like 3, 4, 5, their opposite will be -3, -4, -5 placed in the opposite direction from 0.

What is the opposite of 7?

To find the opposite of the positive number 7, we simply add a negative sign to get −7. Both 7 and −7 are seven units from 0 on the number line, so 7 and −7 are opposites of each other.

What is the opposite of negative 7? The opposite of 7 is -7. 2. -12: The opposite of -12 is 12.

What color is the opposite of blue?

For example, the complementary color of blue is orange, so the two colors you would use in a split are yellow and red-orange (since they’re on both sides of orange on the color wheel).

Is zero an even number?

So, let’s tackle 0 the same way as any other integer. When 0 is divided by 2, the resulting quotient turns out to also be 0—an integer, thereby classifying it as an even number.

What is the opposite of 1 2? The opposite reciprocal of 1/2 is -2/1, which can also be written as -2.

What is the opposite of 2 3? The reciprocal of 2/3 is 3/2.

Is 1.666 a rational number?

rational numberA rational number is a number that can be expressed as the quotient of two integers, with the denominator not equal to zero. Repeating DecimalA repeating decimal is a decimal number that ends with a group of digits that repeat indefinitely. 1.666… and 0.9898… are examples of repeating decimals.

Is 0.5918 a rational number? It is a terminating decimal which can be written in the form p/q, where p and q are integers and q ≠ 0. Therefore, the given number is a rational number.

Is 0.4 a rational number *?

Simplest form of 0. 4ˉ as a rational number is 94. Was this answer helpful?

Is zero a real number? Imaginary numbers: Numbers that equal the product of a real number and the square root of −1. The number 0 is both real and purely imaginary.

Is 1.73205 a rational number?

So those are rational numbers, now let’s look at some examples of irrational numbers: the square root of 2 = 1.41421… (and on and on in a never repeating pattern) the square root of 3 = 1.73205…

Is root 3 a real number? The square root of 3 is the positive real number that, when multiplied by itself, gives the number 3. It is denoted mathematically as √3 or 3^1/2. It is more precisely called the principal square root of 3, to distinguish it from the negative number with the same property. The square root of 3 is an irrational number.

Is root 4 a real number?

Let us consider an example: +5 and -5 are square roots of 25 because 5 ² = (-5) ² = 25. A non-negative real number has a unique non-negative square root . It is called principal square root denoted by √a.
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Square Root From 1 to 50.

Is 3.14 a rational number? 3.14 can be written as a fraction of two integers: 314100 and is therefore rational.