Math and Arithmetic

# What is the square root of -245 for a bi?

###### Wiki User

Not sure about "for a bi", but

sqrt(-245) = Â± 15.652i where i is the imaginary square root of -1.

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## Related Questions

### What is the square root of 245 simplified?

Expressed as a surd in its simplest form, sqrt(245) is equal to 7 sqrt(5).

### How do you simplify the square root of 245?

sqrt(245) = sqrt(49*5) = sqrt(49)*sqrt(5) = 7*sqrt(5)

### What times what gives the answer 245?

The factor pairs of 245 are: 1 &times; 245 5 &times; 49 7 &times; 35

### What is the standard form of negative square root of 5i?

The standard form of a complex number is a+bi. So the standard form of the negative square root of 5i is 0-&radic;(5i).

### What is meant by a complex number?

A number of the form a+bi where a and b are real numbers and i is the square root of -1.

### How does one calulate the square of any number?

In most case you must multiply the number by itself.When the number is irrational ( meaning it cannot be expressed as a fraction,) you may end up with a one that is rational ( can be expressed as a fraction).For example, the 2 squared is 2x2=4square root of 2 is irrational but square root of 2 times itself is 2.Pi is an irrational number but PixPi is Pi2 which is still irrational.Even complex numbers can be squared by multiplying the number by itself.So a+bi is a complex number and (a+bi)2 =(a+bi)(a=bi) where i is the square root of -1.

### How big is 245 sq inches?

245 square inches = 1581 sq centimetres, approx.245 square inches = 1581 sq centimetres, approx.245 square inches = 1581 sq centimetres, approx.245 square inches = 1581 sq centimetres, approx.

### How do you simplify the square root of 80 minus the square root of 245?

&acirc;&circ;&scaron;80 - &acirc;&circ;&scaron;245 = &acirc;&circ;&scaron;(16*5) - &acirc;&circ;&scaron;(49*5) = &acirc;&circ;&scaron;16*&acirc;&circ;&scaron;5 - &acirc;&circ;&scaron;49*&acirc;&circ;&scaron;5 = 4&acirc;&circ;&scaron;5 - 7&acirc;&circ;&scaron;5 = -3*&acirc;&circ;&scaron;5

### What is the absolute value of a complex number?

The absolute value of a complex number a+bi is the square root of (a2+b2). For example, the absolute value of 4+9i is the square root of (42 + 92) which is the square root of 97 which is about 9.8489 (The absolute value of a complex number is not complex.)

### What is the root word for bi-monthly?

month is the root word. bi- is the prefix. -ly is the suffix.

### What is the square root of the square root of the square root of pi?

The square root of the square root of the square root of something is called the 8th root. The 8th root of pi is approximately 1.15383506784999.

### Some irrational numbers?

square root of (2 ) square root of (3 ) square root of (5 ) square root of (6 ) square root of (7 ) square root of (8 ) square root of (9 ) square root of (10 ) " e " " pi "

### Irrational numbers between 2 and 2.5?

There are infinitely many of them. They include square root of (4.41) square root of (4.42) square root of (4.43) square root of (4.44) square root of (4.45) square root of (5.3) square root of (5.762) square root of (6) square root of (6.1) square root of (6.2)

### What is the root word for binoculars?

The root word is bi-. This root means two.

### What is the square root of a square that has no root?

It's not a square if it has no root. If a number is a square then, by definition, it MUST have a square root. If it did not it would not be a square.

### What is the square root of 20 in radical form?

square root of 20 = square root of 4X5=square root of 4 X square root of 5=2*square root of 5.

### Square root 2 times square root 3 times square root 8?

square root 2 times square root 3 times square root 8

### What is the number bi?

The answer depends on the context, but bi is a variable, not a number. It could be the ith of a set of variables b1, b2, ... .Or it could be the square root of -b2.Or it could be a vector of magnitude b in the idirection.

### What is the square root of 4x?

We use the property of square roots that says the square root of (ab)=square root (a) multiplied by square root of b So square root (4x)=square root (4) mutiplies by square root of x =2(square root (x)) 2sqrt(x)

### What is a principal square root?

The principal square root is the non-negative square root.

### What is the difference between principal square root and perfect square root?

A principal square root is any square root that's answer is positive, and a perfect square root is a square root that's answer is an integer.

### What is the square root of 20 in simplest form?

square root of 20 = square root of 4 * square root of 5. square root of 4 = 2, so your answer is 2 square root of 5.

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