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kobusy [5.1K]
3 years ago
9

What is orthogonal in linear algebra

Mathematics
2 answers:
o-na [289]3 years ago
8 0
This is a square matrix whose entries are real and rows and columns are orthogonal unit vectors.
Sloan [31]3 years ago
4 0

Answer:

Step-by-step explanation:

the answer is A

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Are these complementary or supplementary or neither
Y_Kistochka [10]
Answer:
neither
explanation:
they are vertical angles
4 0
3 years ago
A salesperson at a furniture store earns a 3% commission on all sales. How much commission does the salesperson earn on a $1400
Volgvan
If the salesperson earns 3%, then that's 0.03*1400, which equals 42 dollars of commission 
4 0
3 years ago
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Can you find the product of (7m+7)(7m+2)?​
Veronika [31]

Answer:

Step-by-step explanation:(7m+7)(7m+2) multiply, 7m×7m+7m×2+7×7m+7×2. 49m2+14m+49m+14. = 49m2+63m+14

7 0
3 years ago
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Find a comples solution of 2x^2+x+6=0 (if there is more than ine solution separate them with commas)
babunello [35]

Answer:

x = -1/4 + sqrt(47)/4 i  , -1/4 - sqrt(47)/4 i

Step-by-step explanation:

2x^2+x+6=0

using the quadratic formula

-b ±sqrt(b^2 -4ac)

--------------------------

 2a

-1 ±sqrt(1 -4(2)(6))

--------------------------

  2(2)

-1 ±sqrt( 1 - 48)

------------------

   4

-1 ± sqrt(-47)

-------------

     4

-1 ± sqrt(-1) sqrt(47)

-------------------------

    4

remember sqrt(-1) = i

-1 ± i sqrt(47)

----------------

  4

x = -1/4 + sqrt(47)/4 i  , -1/4 - sqrt(47)/4 i

6 0
4 years ago
A regular hexagon is dilated by a scale factor of 43 to create a new hexagon. How does the perimeter of the new hexagon compare
marysya [2.9K]

Answer:

the dilated perimeter is 258x while the og perimeter is 6x

Step-by-step explanation:

Let side length = x

Og perimeter: 6x

Dilated perimeter: 43*6x=258x

Therefore, the dilated perimeter is 258x while the og perimeter is 6x

I hope this helped and have a good rest of your day!

6 0
4 years ago
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