2 years ago

Verify the identity. cos 4x + cos 2x = 2 - 2 sin^2(2x) - 2 sin^2 x

1 answer:

8 0

So are you trying to simplify one side to get it to look like the other?

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Talja [164]

3:8
Colored papers: white papers
White papers: 48
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There are 18 colored papers.

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2 years ago

lisov135 [29]

Answer:

$1.40

Step-by-step explanation:

Divide 4.20 by 3.

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Fofino [41]

Answer:

2/5 because there is 5 spots and A is the second one on the number line

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gavmur [86]

Just you need to multiply both variables

$\\ \sf\longmapsto 5\times 9$

$\\ \sf\longmapsto 45$

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natta225 [31]

120
hope that helps

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2 years ago