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Oksana_A [137]
3 years ago
13

Square root is 5? Place a dot on the number line at the best approximation? Help plz!

Mathematics
1 answer:
mariarad [96]3 years ago
3 0

Square root of 5 is about 2.2, so on the graph you would put the dot on 2.2

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Find the zeros for 2x^2-24=26. what id the positive value of x?
Oksana_A [137]

Answer:

x=5

Step-by-step explanation:

move the constant to the right

calculate

devide both sides

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(x=5)

6 0
2 years ago
B=3.c=7 and d=3 so what is <br> 2b^3 + C- d?
3241004551 [841]

Answer:

220

Step-by-step explanation:

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6^3+7-3

216+7-3

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220

3 0
2 years ago
Number 10Please just show the math and not the sentence explanations, I just want to use this problem as an example :)
Morgarella [4.7K]

Explanation

We are given the following right-angled triangle:

We are required to determine the indicated angle in the given figure.

This is achieved thus:

According to the image, we have:

\begin{gathered} Opposite=9 \\ Adjacent=21 \end{gathered}

Therefore, we have:

\begin{gathered} \tan\theta=\frac{opposite}{adjacent} \\ \tan\theta=\frac{9}{21} \\ \theta=\tan^{-1}(\frac{9}{21}) \\ \theta\approx23\degree \end{gathered}

Hence, the answer is:

23\degree

4 0
1 year ago
Consider the equation 13x−2=x+2. Write a system of linear equations using each side of the equation. Then solve the original equ
olchik [2.2K]

Answer:

x = 3

Step-by-step explanation:

13x - 2 = x + 2

12x = 4

x = 3

3 0
2 years ago
PLEASE HELP! :( <br><br> What is the surface area of the right cone below?
AleksandrR [38]

Answer:

<em>A≈606.32</em>

Step-by-step explanation:

you need to use this equation: A=πr(r+h^2+r^2) to figure it out...

just plug your length, height, and radius in, and u have ur answer!!

ur answer shud be <em>A≈606.32</em>

<em />

Hope this helps!!

6 0
3 years ago
Read 2 more answers
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