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svetlana [45]
2 years ago
12

coal mines have shafts that can be as much as 7 feet deep. About how many feet deep into earth's crust are these shafts?

Mathematics
2 answers:
Rainbow [258]2 years ago
6 0
brainly.com/question/20124237
NikAS [45]2 years ago
4 0

Answer:

i have no clue

Step-by-step explanation:

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8/15 divided by 1/3 reduce your answer
klio [65]
Here we can use fact than we can multiply fraction by inverse of fraction instead of dividing it.
Inverse of 1/3 is 3/1
Lets multiply it
\frac{8}{15}* \frac{3}{1}= \frac{24}{15}= \frac{24:3}{15:3}= \frac{8}{5}=1 \frac{3}{5} - its our result
7 0
3 years ago
How many terms are in 5x4-2x3+x-4
san4es73 [151]
I think that there are 4 termms if we condider onlu plus and minus as operators.
7 0
3 years ago
*I WILL MARK YOU BRAINLIEST!!!!!*
AlekseyPX
<h2><em> </em><em>Answer:</em></h2>

<em>-</em><em>3</em>

<em>Explanation</em><em>:</em>

<em>Rate </em><em>of </em><em>change </em><em>in </em><em>the </em><em>interval</em>

<em>X=</em><em>0</em><em> </em><em>to </em><em>X=</em><em>3</em><em> </em><em>is </em><em>given </em><em>by,</em>

<em>r =  \frac{f(3) - f(0)}{3 - 0}  \\ here \\ f(3) = 1 \\ f(0) = 10 \\ r =  \frac{1 - 10}{3}  \\  \:  \:  \:  =  \frac{ - 9}{  3}  \\  \:  \:  \:  \:  =  - 3 \\ hope \: it \: helps.....</em>

4 0
3 years ago
Can someone help me ???
ira [324]
The square root of 72 is rational because the answer can be a real number.
4 0
3 years ago
Maths Question involving factorising.
Bumek [7]

Answer:

(x-1)(x+7)

Step-by-step explanation:

x = 1

x = -7

These are the roots found using the quadratic formula.

6 0
3 years ago
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