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KatRina [158]
3 years ago
13

1: A square has an area of 144cm, What is the length of each side

Mathematics
1 answer:
agasfer [191]3 years ago
3 0
1. Area of square = s*s
144=s*s
S=12 cm


2. Perimeter of a square=4*s
32=4s
S=32/4=8cm

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DedPeter [7]

Answer:

x = 2, y = -3

Step-by-step explanation:

Add the 2 equations together, then solve for x.

(2x + 2y) + (3x - 2y) = (-2) + (12)\\ 2x + 3x + 2y - 2y = -2 + 12\\5x = 10\\x = 2

Now that we know the value of x, we can easily find y by substitution.

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ikadub [295]

The critical points of the function graphed are given as follows:

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<h3>What are the critical points of a function?</h3>

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In a graph, they are turning points, and are classified as follows:

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Looking at the graph, the turning points are approximately:

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More can be learned about critical points at brainly.com/question/2256078

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5 0
1 year ago
The number that, when increased by 30% equals 78
Arlecino [84]

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3 0
3 years ago
Read 2 more answers
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