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Olin [163]
3 years ago
8

3 yards of gravel at $125 per yard

Mathematics
1 answer:
Gnoma [55]3 years ago
7 0
375 is the answer for this question
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(please help soon) Point Q is plotted on the coordinate grid. Point P is at (20, −30). Point R is vertically above point Q. It i
Triss [41]

Step-by-step explanation:

So, the distance between the points P and Q is 4 units.

8 0
3 years ago
You randomly draw A marble from a bag, record it’s color, and then replace it. You draw a blue marble 11 out of 50 times. What i
aliina [53]

Answer:

i think it will be a 11/50 chance or 22/100 hope this helps

Step-by-step explanation:

5 0
3 years ago
Suppose that we don't have a formula for g(x) but we know that g(3) = −5 and g'(x) = x2 + 7 for all x. (
True [87]
So it tells us that g(3) = -5 and g'(x) = x^2 + 7.

So g(3) = -5 is the point (3, -5)
Using linear approximation
g(2.99) is the point (2.99, g(3) + g'(3)*(2.99-3))

now we just need to simplify that
(2.99, -5 + (16)*(-.01)) which is (2.99, -5 + -.16) which is (2.99, -5.16)
So g(2.99) = -5.16 

Doing the same thing for the other g(3.01)
(3.01, g(3) + g'(3)*(3.01-3))
(3.01, -5 + 16*.01) which is (3.01, -4.84)
So g(3.01) = -4.84

So we have our linear approximation for the two. 

If you wanted to, you could check your answer by finding g(x).  Since you know g'(x), take the antiderivative and we will get 
g(x) = 1/3x^3 + 7x + C
Since we know g(3) = -5, we can use that to solve for C
1/3(3)^3 + 7(3) + C = -5 and we find that C = -35
so that means g(x) = (x^3)/3 + 7x - 35

So just to check our linear approximations use that to find g(2.99) and g(3.01)

g(2.99) = -5.1597
g(3.01) = -4.8397

So as you can see, using the linear approximation we got our answers as
g(2.99) = -5.16
g(3.01) = -4.84
which are both really close to the actual answer.  Not a bad method if you ever need to use it. 
5 0
4 years ago
Looked everywhere, couldnt find answer. 7m+4n+8 = what
UkoKoshka [18]

Answer: (this is solving for m)

m=  −4 /7 n +  −8 /7

Step-by-step explanation:

7m + 4n + 8+ −4n =0 + −4n

7m + 8= −4n

7m + 8 + −8 = −4n + −8

7m = −4n − 8

7m /7  =  (−4n − 8 ) /7

m=  −4 /7 n +  −8 /7

4 0
3 years ago
I need help again, can someone help me?
Nitella [24]

Answer:

9 x 10 to the 15th power.

Step-by-step explanation:

I hated I-ready. Good luck!!!

4 0
3 years ago
Read 2 more answers
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