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GenaCL600 [577]
3 years ago
7

Evaluate: cos ω, if tan ω = - 4/3 and sin ω > 0

Mathematics
1 answer:
polet [3.4K]3 years ago
6 0

Answer:

-3/5

Step-by-step explanation:

tan = opp/adj using pathagorean the hypt is 5

cos = 3/5

tan is negative in quad 2 and 4

sin is positive in quad 1 and 2

so because tan is negative and sine is positive the cosine is negative

-3/5

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Answer:

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Step-by-step explanation:

solve for bracket first

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-130356

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4 years ago
A CD usually sells for $17.00. If the CD is 20% off, and sales tax is 5%, what is the total price of the CD, including tax?
Vedmedyk [2.9K]

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5 0
3 years ago
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2 + 4 + 5 - 7 x 6 =
il63 [147K]

Answer:

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3 0
3 years ago
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The answer I got is not one of the options, and I am very confused, because now I don't know what to do?
Effectus [21]
<span>A’(2, -4); B’(7, -9); C’(-2, -9)
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