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LekaFEV [45]
3 years ago
9

Which expressions are polynomials?

Mathematics
1 answer:
Drupady [299]3 years ago
5 0

Answer:

The third one

Step-by-step explanation:

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Find complement and supplement of the angle. 75 degrees
kow [346]
x-\ measure\ of\ supplement\ angle\\\\
180=75+x\ \ \ | subtract\ 75\\\\
105=x\\\\
y-\ measure \ of\ complement\ angle\\\\
90=y+75\ \ \ | subtract\ 75\\\\
y=15\\\\Complement\ angle\ is\ 15^{\circ}\ and\ supplement\ 105^{\circ}
4 0
3 years ago
Need help pls will give you five stars
Temka [501]

Answer:

\boxed{A. (1,1)}

Step-by-step explanation:

Well since in,

f(x) = -3x^2 + 6x - 2

the 3x^2is negative that means the parabola has a maximum not a minimum meaning we can take out choices,

B and D.

To find the maximum let’s graph the given equation,

Look at the image below.

By looking at the image we can tell that the maximum is at (1,1).

So the answer is choice A (1,1)

3 0
4 years ago
The side length of a square that has an area of 20cm2 is between which two values in the table?
Finger [1]
4x4=16
5x5=25
The area is between perfect squares 16 and 25. Then the side length is between 4 cm and 5 cm
6 0
3 years ago
Use the segment addition postulate to solve for the length of BC, if AC = 16, BC = x + 11, and AB = 3x-7.
Doss [256]

Answer: Can u pls help me withe my question?

Step-by-step explanation:

8 0
1 year ago
Graph the system of equations on a graph paper.
inysia [295]

Answer:

Step-by-step explanation:

8x + 6y = 48.....reduces to 4x + 3y = 24

2x - 3y = -6

4x + 3y = 24

-------------------add

6x = 18

x = 18/6

x = 3

2x - 3y = -6

2(3) - 3y = -6

6 - 3y = -6

-3y = -6 - 6

-3y = -12

y = -12/-3

y = 4

solution is : (3,4)

the ordered pair (3,4) lies in quadrant I

the x coordinate of the solution is 3

the y coordinate of the solution is 4

6 0
3 years ago
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