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irakobra [83]
3 years ago
15

N-7=sqrt(n+5) Solve the following equation for all the values of y.

Mathematics
1 answer:
Ray Of Light [21]3 years ago
7 0

Step-by-step explanation:

hope this helps. n=6 or n=9 work is in the attached pic

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19 cm 15 cm triangle and I don’t know the other side
Kipish [7]

Answer:

well it looks equal to 15 cm so its probably 15 cm

Give brainliest :)

8 0
1 year ago
Dana ordered 6 pizzas for her party and each pizza is sliced into quarters. She says in order to find out how many slices there
Rama09 [41]

Answer: C. 6 x 1/4

Step-by-step explanation:

hope it helps!

8 0
2 years ago
Read 2 more answers
At a zoo, the lion pen has a ring-shaped sidewalk around it. The outer edge of the sidewalk is a circle with a radius of 12 m. T
cestrela7 [59]

Answer:

The answer would be 251.2 for the side walk if the radius for the whole circle is 12 and the small circle's radius would be 8. Only for the answer with the 8 m and 12 m radius NOT the 11m and 9 m

The equation would be:

144 x 3.14 - 64 x 3.14 = 251.2

Step-by-step explanation:

First, you need to find out what the whole circle is:

The whole circle is 452.16

Then, find the inner circle :

8 x 8 x 3.14  

200.96

Last, subtract the whole by the inner:

452.16 - 200.96 = 251.2

hope this helps!

5 0
3 years ago
Need help on a systems of equations word problem
lapo4ka [179]

Answer:

brazil: 12.8 portugal: 14.769230769230769 (you need to round it)  

Step-by-step explanation:

just divide.

8 0
2 years ago
A glass container can hold 216a^3 cubic cm of water. inside the glass container is a metallic cube with a volume of 64b^3 cubic
xz_007 [3.2K]

Answer:

16(3a-2b)(4a^2+3ab+2b)

Step-by-step explanation:

We will be able to fill the glass up to the amount of water possible to hold in the glass, minus the amount in the cube. This means it will be able to hold 216a^3-64b^3=(6a)^3-(4b)^3cubic cm of water.

Using the difference of cubes formula(you can prove this by expanding back out again), we get that (6a^3)-(4b)^3=(6a-4b)((6a)^2+(6a)(4b)+(4b)^2)=(6a-4b)(36a^2+24ab+16b)=8(6a-4b)(4a^2+3ab+2b)=16(3a-2b)(4a^2+3ab+2b)

Therefore, the answer is \boxed{16(3a-2b)(4a^2+3ab+2b)} cubic centimeters and we're done!

6 0
3 years ago
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