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vredina [299]
3 years ago
11

(PLEASE HELP!!! DUE 4:30!!!) Image of the problem is attached.

Mathematics
1 answer:
Lisa [10]3 years ago
5 0

Answer:

i got I got y=.57x + 2.3 for the line of best fit

I got about 12.56 for number two by plugging 18 into x

Step-by-step explanation:

I plugged it into my calculator

You might be interested in
​
hjlf
4x - 3y + 20 = 0....4x - 3y = -21

4x - 3y = -21.....multiply by -2
5x - 6y = -25
----------------
-8x + 6y = 42 (result of multiplying by -2)
5x - 6y = -25
---------------add
-3x = 17
x = -17/3

this system of equations has 1 solution
4 0
3 years ago
Bennett is setting up a light display for a wedding with two 10-foot strands of lights. The lights will be attached to the top o
Anuta_ua [19.1K]

Answer:

7.1

Step-by-step explanation:

write pythagorean theorem x^{2} + x^{2} = 10^2

2x^2 = 100

divide 2 both side:

x^{2} = 50

\sqrt{x^2} = \sqrt{50}

x = \sqrt{50}

x = 7.07106781

round to nearest tenth:

x = 7.1

8 0
3 years ago
1) What are the solutions of (x/3) &gt; -1? <br><br>is this asking if I need multiple solutions?​
BartSMP [9]

Yes...

x/3 > -1

what values of x make x/3 > -1

hint... your answer will look like like x > (number)

7 0
2 years ago
Rewrite square root of -49 -4 in complex number notation please help
SVEN [57.7K]

Note that if i^2=-1 than i=\sqrt{-1},

Also note that \sqrt{ab}=\sqrt{a}\sqrt{b}

So we have,

\sqrt{-49}=\sqrt{-1}\sqrt{49}=\boxed{7i}

and,

\sqrt{-4}=\sqrt{-1}\sqrt{4}=\boxed{2i}

Hope this helps.

r3t40

4 0
3 years ago
What is the volume, in cubic units, of a pyramid of height 8 and a square base of length 15?
AURORKA [14]

Answer:

900 cuboc unit

Step-by-step explanation:

Volume of pryamid= 1/3× area× height

= 1÷3×15^15×8

= 900cubic unit

7 0
3 years ago
Read 2 more answers
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