What is 3i in algebra?

Since −3i is an imaginary number, it is the imaginary part (bi) of the complex number a + bi. This imaginary number has no real parts, so the value of a is 0.

What does 6i mean in math?

COMPLEX NUMBERS: Have both a real part and an imaginary part. Examples: 3+6i (3 is the real part, 6i is the imaginary part) 4-2i.

What does 2i mean in math?

2i is an imaginary number because it has the form 'bi' Remember, 'i' is the imaginary unit and is equal to the square root of -1. Even though 'i' is NOT a variable, we can multiply it as if it were. So i • i gives us i². Squaring √ (-1) cancels out the square root, leaving us with just -1.

How much is 2i?

Answer and Explanation: The absolute value of the complex number, 2i, is 2. We can put the complex number, 2i, in the form a + bi by letting a = 0.

What is 4I?

Definition. 4I. Injury/Sickness (police incident code; New Zealand) Copyright 1988-2018 AcronymFinder.com, All rights reserved.

What is (3i)^2

What is 3i imaginary number?

Since −3i is an imaginary number, it is the imaginary part (bi) of the complex number a + bi. This imaginary number has no real parts, so the value of a is 0. Answer. 0 – 3i.

What does 5i mean in math?

An imaginary number is a real number multiplied by the imaginary unit i, which is defined by its property i² = −1. The square of an imaginary number bi is −b². For example, 5i is an imaginary number, and its square is −25. By definition, zero is considered to be both real and imaginary.

Is 2i a real number?

All real numbers are complex numbers with zero for the imaginary part. 0 + 2i is just the imaginary number 2i. All imaginary numbers are complex numbers with zero for the real part.

What is modulus of 5i?

Given the complex number is −5i. Now modulus of the complex number is 02+(−5)2 =5. Since the point −5i lies on the negative half of the imaginary axis. So the amplitude of the complex number is −2π.

What is 15C13?

15C13 = 15! 13!(15 - 13)! 15C13 = 1,307,674,368,000.

What is the value of i3 in given circuit?

The current I₃ is equal to - 5/6 A.

What is the value of |- 8?

1 Answer. The absolute value of -8 is 8; |−8|=8 . The absolute value of any number is always positive.

What is the value of Iota 3?

In such cases, we write √−3 as √−3 = √−1 × √3. This would give the solution of the above quadratic equation to be: x = (−1 ± √3i )/2. Hence, the value of iota is helpful in solving square roots with negative values. Thus, the value of iota is, i = √−1.

What is the modulus of 2i *?

Hence the modulus of the complex number $ - 2i $ is 2.

What is root 5i?

The square root of 5 is expressed as √5 in the radical form and as (5)^½ or (5)^0.5 in the exponent form. The square root of 5 rounded up to 5 decimal places is 2.23607. It is the positive solution of the equation x² = 5.

What is J in math?

J letter is used to represent the imaginary number. The imaginary number, root of -1 is represented by 'i' in mathematics where in electrical engineering 'j' is used for the same. Imaginary numbers are the complex numbers when squared gives a negative result value.

Is the square root of 3 an imaginary number?

Negative square roots cannot be real numbers. -√3 is a real number. But √-3 is an imaginary number. Hence, they are not the same, and -√3 is not the same as √-3.

What is 8i equal to?

What about the 8i²? Remember we introduced i as an abbreviation for √–1, the square root of –1. In other words, i is something whose square is –1. Thus, 8i² equals –8.