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qaws [65]
3 years ago
15

Can someone please help me!! this assignment is due at 11:59 I need this done

Mathematics
1 answer:
pantera1 [17]3 years ago
5 0

Answer:

X~~21.98

Step-by-step explanation:

We use tangent here, as we have opposite and adjacent sides. (tan = opp/adj)

tan (20) = 8/x. Using a calculator, we get x is about 21.98

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zhannawk [14.2K]
The first one is right, the third one is right
8 0
3 years ago
Find the average rate of change of f(x) = 2x2 + 5 from x = 0 to x = 2
const2013 [10]

Answer:

The average rate of change is 4

Step-by-step explanation:

To find the values of y when x = 0 and when x = 2, we can graph the equation using a graphing calculator.

Looking at the graph, we can see that when x = 0 y = 5 and when x = 2 y = 13

Now that we have two points (0,5) and (2,13) we can find the rate of change

To find the rate of change we use this equation: \frac{y2-y1}{x2-x1}

Let's input the values from our two points

\frac{13-5}{2-0}

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6 0
3 years ago
The Holt family is purchasing 4 cell phones. Store A sells 3 cell phones that cost $165 each, which includes a fourth phone for
Scilla [17]

Answer:Store A

Step-by-step explanation:

Given

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Store B sells each cell phone at \$ 135 each

clearly, store A provides a better deal than B because the cost of 4 cell phones is less for Store A i.e.

\Rightarrow 165\times3

6 0
3 years ago
A trinomial can have a degree of 1
Mademuasel [1]

Answer:

i would say false

Step-by-step explanation:

8 0
3 years ago
Which of the following shows the graph of y = 4x + 3?
gladu [14]
It would be the graph with the line at the 3 on the y axis and with points going up 4 and over 1 

4 0
4 years ago
Read 2 more answers
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