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Eddi Din [679]
3 years ago
15

What is the difference between a 30° angle and a -30° angle?

Mathematics
1 answer:
ipn [44]3 years ago
7 0

Answer:

See below

Step-by-step explanation:

A 30° angle is measured 30° counterclockwise while a -30° angle is measured 30° clockwise. Therefore, you can say -30°=360-30°=330° because 30° is a reference angle located in Quadrant IV.

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Graph this equation y=3sin(2x-5)
OLEGan [10]
Y = 3sin(2x - 5)
y = 3sin(2x - 5)

6 0
3 years ago
What is the exact value of the expression the square root of 20. + the square root of 24. - the square root 54.? simplify if pos
aksik [14]
\sqrt{20} =  \sqrt{4}  \sqrt{5}  = 2 \sqrt{5}
\sqrt{24} =  \sqrt{4} \sqrt{6} = 2 \sqrt{6}
\sqrt{54} =  \sqrt{9} \sqrt{6} = 3 \sqrt{6}

Because you can only add and subtract radicals with the same radicand,
you get 2\sqrt{5} -  \sqrt{6}
that is the simplified answer but if you want it in decimals, 2.022 is what you get.
4 0
3 years ago
Read 2 more answers
How do change 30/8 in to a mixed number
sashaice [31]
Make the numerator be the sum of a multiple of the denominator and a remainder...

30/8 is equal to:

(24+6)/8 is equal to 

24/8+6/8

3+6/8

3 3/4
5 0
3 years ago
Read 2 more answers
Solve 6x + 2 = 5x + 17 for x if there is a solution.
labwork [276]

Answer: x=15


Step-by-step explanation:

To solve problems like this you need to simplify the equations on both sides and then isolate your variable x.


3 0
3 years ago
Wen is factoring the polynomial, which has four terms.
Firdavs [7]

Answer:

2x(x + 3)(2x - 1)

Step-by-step explanation:

Given

4x³ + 10x² - 6x ← factor out 2x from each term

= 2x(2x² + 5x - 3) ← factor the quadratic

Consider the factors of the product of the coefficient of the x² term and the constant term which sum to give the coefficient of the x- term

product = 2 × - 3 = - 6 and sum = + 5

The factors are + 6 and - 1

Use these factors to split the x- term

2x² + 6x - x - 3 ( factor the first/second and third/fourth terms )

= 2x(x + 3) - 1(x + 3) ← factor out (x + 3) from each term

= (x + 3)(2x - 1)

Thus

4x³ + 10x² - 6x = 2x(x + 3)(2x - 1) ← in factored form

5 0
3 years ago
Read 2 more answers
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