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Dmitry [639]
3 years ago
13

One grain of this sand approximately weighs 7 x 10^-5g.

Mathematics
2 answers:
Mkey [24]3 years ago
8 0

6.3 x 106 ÷ 7 x 10-5 = 0.9 x 1011 or 9 x 1010

oee [108]3 years ago
4 0

Answer: i belive it is 90 billion grains of sand


Step-by-step explanation:


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Hmm, which ones true?
drek231 [11]

Answer:

32.008

Step-by-step explanation:

6 0
2 years ago
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Based on the polynomial reminder theorem, what is the value of the function when x= -5
densk [106]

Answer:

-15

Step-by-step explanation:

Given is a polynomial in x

F (x)= x^4 + 12x^3 + 30x^2 - 12x + 70

We have to find the remainder when the above polynomial is divided by x+5

Remainder theorem says that f(x) gives remainder R when divided by polynomial x-a means f(a) = R

Applying the above theorem we can say that value of the function when x =-5

= Remainder when f is divided by x+5

= F(-5)

Substitute the value of -5 in place of x

= (-5)^4 + 12(-5)^3 + 30(-5)^2 - 12(-5) + 70

= 625-1500+750+60+70

= 5

Hence answer is 5

5 0
3 years ago
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-4 = x -1 can I see you work it out please?
kherson [118]
We need to get x alone, to do that we add 1 to both sides to cancel out the -1 on the right.
-4 = x -1
+1 +1
-3=x

This means x is equal to -3. Hope this helps!
4 0
3 years ago
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100 points!!! i will award brainliest!! Lines AB, and CD are straight lines. Find x and y
Ket [755]

<O = 16 degrees   vertical angles are equal


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16 +4x +90 = 180

106 +4x = 180

4x =74

x =18.5


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106+2y=180

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y= 37

Answer : y=37

x=18.5

3 0
3 years ago
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Elena L [17]
The answer is "If it does not have four legs, then an animal is not a deer."

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The hypothesis is the "if" part and the conclusion is the "then" part.
7 0
3 years ago
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