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Helga [31]
3 years ago
10

Prove that cot 4x (sin 5x + sin 3x) = cot x (sin 5x – sin 3x).

Mathematics
1 answer:
strojnjashka [21]3 years ago
5 0

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HELP WITH THIS MATH QUESTION!!! ​I DONT KNOW HOW TO DO THIS
Fed [463]

The similarity relationship is  AC / EC = AB / ED.

The length of AB is 157.50m.

<h3>What is the length of AB?</h3>

When two triangles are similar, the ratio of the known sides of the triangles can be used to determine the length of the side of the unknown length.

The similarity relationship is : AC / EC = AB / ED

AC = 160 + 50 = 210

210 / 160 = AB / 120

AB = (210 X 120) / 160 = 157.50

To learn more about similar triangles, please check: brainly.com/question/10658464

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2 years ago
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Digiron [165]

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Step-by-step explanation:

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3 years ago
4x+2(3x-9)=42 what is x equal
katrin2010 [14]
<span>4x+2(3x-9)=42
first we want to distribute the 2 using the distributive property
4x+6x-18=42
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Wich statment describes the role of a mitochondrion in providing a body with energy
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Mitochondria is the site where oxygen combines with small molecules and releases large amounts of energy.

Mitochondria is a cell organelle

It produces ATP, which is considered as energy currency of cell.

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