2 years ago

Find a numerical value “a” and “b” in the figure below

Mathematics

1 answer:

Nady [450]2 years ago

5 0

Check the picture below.

make sure your calculator is in Degree mode.

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How do I solve this?

ozzi

The answer is A) √3
cot(-5π/6)=1/tan(-5π/6)
=1/tan(-(5π/6)
Use the property: tan(-x)=-tan(x)
=1/tan(5π/6)
-(1/tan(5π/6))
tan(5π/6)=-√3/3
-(1/-√3/3)
-(1/-√3/3)
=√3

4 0

2 years ago

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What is the solution to the equation? <br> x – 19 = 1

Romashka-Z-Leto [24]

+ 19 on both sides, -19 becomes 0, 1 becomes 20 x=20

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3 years ago

Use a calculator or a square root table to approximate to the nearest thousandth

Vadim26 [7]

Answer:

- 13.077

Step-by-step explanation:

Here we have to calculate the square root of a certain number using the help of the calculator or a square root table.

The given expression is $- \sqrt{ 171 }$ .

Now, using calculator $\sqrt{ 171 } = 13.076696$

Now, $- \sqrt{ 171 } = - 13.076696$

So, approximate value to the nearest thousandth is - 13.077 ( Answer )

4 0

2 years ago

A college committee consists of 3 freshmen, 4 sophomores, 5 juniors, and 2 seniors. A subcommittee of 4 consisting of 1 person f

dezoksy [38]

Answer:

120

Step-by-step explanation:

The subcommittee needs to contain 1 out of 3 freshmen, 1 out of 4 sophomores, 1 out of 5 juniors and 1 out of 2 seniors. Assuming order is not important, the number of possibilities to pick the subcommittee members is given by:

$N=5*4*3*2=120$

There are 120 possible subcommittees.

5 0

3 years ago

Translate -y+8 into words

Arturiano [62]

Negative Y plus eight

8 0

3 years ago

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