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nlexa [21]
3 years ago
5

Which ones are not functions

Mathematics
1 answer:
valina [46]3 years ago
5 0

Answer:

1,2,3,7

a function can only have one y for every x

the first 3 have multiple y values for a single x value as well as the seventh one has 2 y values for that one x value

(first 3 on top not functions, 3rd one on the bottom also not a function)

Step-by-step explanation:

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What trigonometric ratio is defined as the length of the opposite leg divided by the length of the hypotenuse?
aleksley [76]

SOH CAH TOA

Sine is opposite over hypotenuse so you're answer is C.

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8 0
3 years ago
Last month,Margo bought a tree that grows 2.5cm each day.It was 5cm tall when she bought it and now it 65cm tall. Write a equati
Effectus [21]

Answer:

The equation to determine the number of days Margo has owned the plant is 5+2.5x=65.

Step-by-step explanation:

Given:

Actual length of the tree = 5 cm

Current length of the tree = 65 cm

Per day growth Rate of plant = 2.5 cm

Let number of days she owned the plant be 'x'

Now We can say that,

Current length of the tree is equal to sum of Actual length of the tree and Per day growth Rate of plant multiplied by number of days she owned the plant.

Farming the above sentence in equation form we get;

5+2.5x=65

Hence the equation to determine the number of days Margo has owned the plant is 5+2.5x=65.

4 0
3 years ago
Line AB contains points A(4, 5) and B(9, 7). What is the slope of AB?
Arlecino [84]

Answer:

\frac{2}{5}

Step-by-step explanation:

slope=(y2-y1)/(x2-x1)

7-5/9-4

2/5

6 0
3 years ago
A professional soccer player kicked a ball across the field. The ball’s height, in meters, is modeled by the function graphed be
pantera1 [17]

Answer:

Hey there!

You can think of the rate of change as the slope of a quadratic function- here we see that it is 9/-3, or - 3.

Let  me know if this helps :)

6 0
3 years ago
Please check what i have Quickly
RUDIKE [14]
Break the figure into a triangle and a rectangle. 

The triangle has a base of 6 and a height of 3, so the area is 6*3/2 = 18/2 = 9
The rectangle has a length of 5 and a height of 6, so 6*5 = 30 is the area of the rectangle.

The total area is 30+9 = 39

Answer: 39
5 0
4 years ago
Read 2 more answers
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