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Rufina [12.5K]
3 years ago
5

What is the square root of -1?

Mathematics
2 answers:
Natali [406]3 years ago
6 0

If you work with real numbers then the square root of - 1 CANNOT be defined.

If you work with complex numbers then the square root of - 1 is equal to the imaginary unit(which is symbolized as i)

vladimir2022 [97]3 years ago
3 0

Answer:

square root of -1 = i

Step-by-step explanation:

the imaginary Unit number is a solution to the quadratic equation x^{2}+1=0. basically any number times itself is a positive number or zero so you can't ever get to a negative number by squaring. Since square roots undo squaring, negative numbers can't have square roots.

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I need help setting up my problem
Genrish500 [490]

The measure of angle A is 144.3 degrees and the angle to cut the molding is 54.3 degrees

<h3>How to solve for angle A?</h3>

Start by solving the acute part of angle A using the following sine function

sin(Ax) = (30 - 4)/32

Evaluate the quotient

sin(Ax) = 0.8125

Take the arc sin of both sides

Ax = 54.3

The measure of angle A is then calculated as:

A = 90 + Ax

This gives

A = 90 + 54.3

Evaluate

A = 144.3

Hence, the measure of angle A is 144.3 degrees

<h3>The angle to cut the molding</h3>

In (a), we have:

Ax = 54.3

This represents the angle where the molding would be cut

Hence, the angle to cut the molding is 54.3 degrees

Read more about angles at:

brainly.com/question/1592456

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4 0
2 years ago
How do you do algebra
grin007 [14]
Its not that hard... whats the question
4 0
3 years ago
What is the surface area of the triangular pyramid shown? Round to the nearest tenth.
Sloan [31]

Answer:

A. 57.6

Step-by-step explanation:

6 times 5.2 is 31.2. 4 times 5 is 20. 6 times 5 is 30. 6 times 5 is 30. (31.2/2)+(20/2)+30= 55.6 Then you round nearest tenth. 57.6.

8 0
3 years ago
Lisa says that 43 is a 2 digit odd number that is a composit is she correct
Kamila [148]
No!

43 doesn't divide by anything.
6 0
3 years ago
Can you please help me
PSYCHO15rus [73]

Answer:

its the last one

Step-by-step explanation:

4 0
3 years ago
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