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2 years ago

Is the work shown below correct? Explain your

Mathematics

2 answers:

Vsevolod [243]2 years ago

6 0

Answer:

Step-by-step explanation

The work shown is not correct.

The subtraction sign did not get distributed to the –10i.

The sign on –10i should have changed.

The imaginary part should be 12i.

vichka [17]2 years ago

4 0

Answer:

Step-by-step explanation:

u just moved the numbers around

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The equation c = start fraction: numerator: 5 denominator: 9: end fraction (f – 32) is used to convert temperature from degrees

krek1111 [17]

It will increase by 5/9 of a degree.

If you convert the given equation into slope intercept form, you will have:

c = (5/9)f + 160/9

In this form, it is easier to see the slope. The line would be increase by a rate of 5/9.

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2 years ago

How do I solve for x??

Cloud [144]

The two angles given are vertical angles which mean they are the same.

x +40 = 60

Subtract 40 from both sides:

x = 20

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2 years ago

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Please help me on this question!

Fofino [41]

Answer:

L = √(5² + 10² + 7²) = √174 in

Step-by-step explanation:

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2 years ago

Every orthogonal matrix is diagonalizable. O True O False

Simora [160]

Answer:

FALSE

Step-by-step explanation:

the correct answer is FALSE

A matrix is said to be orthogonal when it is multiplied by its own transpose then the matrix comes out to be Identity.

$A^T.A = I$

the basic condition for a matrix to be diagonalizable is that the matrix should be symmetric.

but an orthogonal matrix is not necessarily symmetric so, the statement is false.

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Step-by-step explanation:

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