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Gala2k [10]
2 years ago
9

Round your answer to the nearest hundredth.

Mathematics
1 answer:
LekaFEV [45]2 years ago
7 0

Answer:

10.99

Step-by-step explanation:

tan20 =  \frac{ac}{bc}  \\ bc =  \frac{ac}{tan20}  \\  =  \frac{4}{tan20}  \\  = 10.99

where you see tan20 the 20 has a degree sign on top

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The relation R is shown below as a list of ordered
Dmitrij [34]

Answer:

(1, 4) and (1,3), because they have the same x-value

Step-by-step explanation:

For a relation to be regarded as a function, there should be no two y-values assigned to an x-value. However, two different x-values can have the same y-values.

In the relation given in the equation, the ordered pairs (1,4) and (1,3), prevent the relation from being a function because, two y-values were assigned to the same x-value. x = 1, is having y = 4, and 3 respectively.

Therefore, the relation is not a function anymore if both ordered pairs are included.

<em>The ordered pairs which make the relation not to be a function are: "(1, 4) and (1,3), because they have the same x-value".</em>

7 0
3 years ago
Suppose f(x) = x^2– 7. and g(x) = 5 – x^2 ,then g(f(-4)) =
iogann1982 [59]

Answer:

-76

Step-by-step explanation:

f(x) = x^2– 7. and g(x) = 5 – x^2 ,then g(f(-4)) =

-76

7 0
3 years ago
Read 2 more answers
Factor 403 – 102O 2x (2x - 5)O 2. (x - 5)O 23 (223 – 10)O x (x2 – 10x)
suter [353]

We are asked to factor out the expression:

4 x^3 - 10 x

So we extract a factor of "2" from the numerical factors "4" and "10", and also a factor of "x" from each term,leading to:

2 x ( 2 x^2 - 5)

Therefore, please select the first answer option they give you in the list.

3 0
1 year ago
Is 9/15 irrational??
Mariana [72]

No because irrational cant be a simple fraction and 9/15

is 0.6

so... it is not irrational

4 0
3 years ago
Read 2 more answers
Determine the x- and y-intercepts of the graph of y=1/4x−2 .
KATRIN_1 [288]
To find the x-intercept, put in 0 for the y.

0=1/4x-2
2=1/4x
8=x

The x-intercept is 8. The point is (8, 0).

To find the y-intercept, put in 0 for the x.

y=1/4(0)-2
y=0-2
y=-2

The y-intercept is -2. The point is (0, -2).

To graph, find the points on a coordinate plane and draw a straight line through them.

Hope this helps!
5 0
3 years ago
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