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vivado [14]
3 years ago
13

Find the matrix that represents a rotation clockwise around origin followed by reflection about x

Mathematics
1 answer:
Westkost [7]3 years ago
5 0
I would have to see the graph

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4. A horizontal ellipse, centered at the origin has a major axis of 10 units and minor axis of 8 units. Write the
s2008m [1.1K]

Answer:

\frac{x^2}{25} +\frac{y^2}{16} =1

Step-by-step explanation:

For ellipses, the length of the major axis is represents as:

Major axis = 2a

where a is called the semi-major axis.

In this case since the major axis is equal to 10 units:

10=2a

solving for the semi-major axis a :

a=10/2\\a=5

and also the minor axis of an ellipse is represented as:

Minor axis = 2b

where b  is called the semi-minor axis.

Since the minor axis has a length of 8 units:

8=2b

solving for b:

b=8/2\\b=4

Now we can use the equation for an ellipse centered at the origin (0,0):

\frac{x^2}{a^2} +\frac{y^2}{b^2} =1

and substituting the values for a and b:

\frac{x^2}{5^2} +\frac{y^2}{4^2} =1

and finall we simplify the expression to get the equation of the ellipse:

\frac{x^2}{25} +\frac{y^2}{16} =1

5 0
3 years ago
Nathan is building a toolshed with a rectangular floor. The area of a rectangle is given by the formula l⋅w, where l represents
morpeh [17]

Answer:

L=7 and W=7 will have a larger floor

Step-by-step explanation:

8*6=48

7*7=49

49>48

7 0
3 years ago
Is square meters a type of surface area
Irina18 [472]

Yes square meters is a type of surface area.

7 0
3 years ago
What is the greatest possible number of real zeros of f(x) = x3 – 2x2-x+1?
Sedaia [141]

Answer:

Step-by-step explanation:Use the drop-down menus to identify the roots in these English words.

Aristocratic:  

Incredulous:  

Contradiction:  

Regeneration:  

6 0
3 years ago
If you are brave go to this link
ANTONII [103]

Answer:

hi

Step-by-step explanation:

....................

5 0
3 years ago
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