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kicyunya [14]
2 years ago
9

Use the reference angles to find the exact value of the expression cot -11 pi/6. Do not use a calculator

Mathematics
1 answer:
laiz [17]2 years ago
7 0

Answer:

\sqrt{3}

Step-by-step explanation:

cot(-11pi/6)=cot(-pi-5pi/6)= -cot(5pi/6)=cot(pi/6)=\sqrt{3}≈1.73

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In order to make green paint a 2:3 ratio of blue paint and yellow paint is used.If there are 30 ounces of green paint how many o
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Answer:

There are 30 ounce of green paint 18 ounces blue paint was needed.

Step-by-step explanation:

Given that,

In order to make green paint a 2:3 ratio of blue paint and yellow paint is used.

Assume 2x blue paint and 3x yellow paint required to make 30 ounce of green paint.

According to the problem,

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\Rightarrow x=\frac {30}{5}

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The amount of blue paint is = 2×6

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The amount yellow paint is = (3×6)

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2 years ago
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abruzzese [7]

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Step-by-step explanation:

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