2 years ago

Explain the closure property as it relates to polynomials. Give an example.

2 answers:

4 0

<span>Closure property is when two or more polynomials are either added or subtracted from each other, the result will always be a polynomial </span>

vlabodo [156]2 years ago

3 0

There is the closure property of multiplication, addition, subtraction, etc

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Evaluate square root of 24 - x when x = 6 . Write the answer in simplified radical form.?

timofeeve [1]

So, first we input 6
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But if you don't, let's get as close as we can:
√(9 * 2)
Because the square root of 9 is 3:
3 * √2

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Find the angle of depression from the top of a lighthouse, 260 feet above water to a ship that's 270 feet offshore?

expeople1 [14]

Answer: OPTION C.

Step-by-step explanation:

Observe the triangle ABC attached.

Notice that the angle of depression is represented with $\alpha$ .

Knowing that the top of a lighthouse is 260 feet above water and the ship is 270 feet offshore, you can find the value of $\alpha$ by using arctangent:

$\alpha= arctan(\frac{opposite}{adjacent})$