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Paha777 [63]
2 years ago
8

Solve by using related function 1/2x^2 -2=0

Mathematics
1 answer:
Thepotemich [5.8K]2 years ago
4 0

Answer:

1/2x^2-2=0

-

-

-

-

x=2,-2

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A rectangular goat pen has an area of 40 square meters. Its perimeter is 26 meters. What are the dimensions of the pen?
xxMikexx [17]
Let the dimensions be x and y

Given that the area is 40m²
xy = 40 ----------------- (1)

Given that the perimeter is 26
2(x + y) = 26
x + y = 13
x = 13 - y ---------------- Sub into (1)

(13 - y)y = 40
13y - y² = 40
y² - 13y + 40 = 0
(y - 8)(y - 5) = =
y = 8 or y = 5

The dimensions are 8 meters and 5 meters 
4 0
3 years ago
Solve?????????????????
o-na [289]

Answer:

20/98

Step-by-step explanation:

im for sure

3 0
2 years ago
If i have 7,040 yards how much feet do i have
Vesna [10]

Answer:

21,120 feet

Step-by-step explanation:

1 yard is = 3 feet so you multiply 3 by 7,040

Which is 21,120

Answer: 21,120

Hope this helps!

4 0
2 years ago
Help 10 minutes left!
Annette [7]
The answer is the first one
5 0
3 years ago
Can someone help me with this because I am struggling and if you don't mind show me the steps?
zubka84 [21]

Answer:

C) 1.5 in

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(7 + 1.5 + 1.5)(5 + 1.5 + 1.5) = 80

4 0
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