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boyakko [2]
3 years ago
7

What is the value of sin(-240)?

Mathematics
1 answer:
GarryVolchara [31]3 years ago
8 0
Sin(-240) is in Q2 and its reference angle is 60°
Answer: \frac{ \sqrt{3} }{2}
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In which quadrant would the vertex of f(x+ 3) + 2 be located?
klasskru [66]

Answer:

QII

Step-by-step explanation:

I'm thinking that this is supposed to be a quadratic and you forgot the ^2 at the end of the (x + 3).  IF this is the case, then the vertex form of a quadratic is

y=(x-h)^2+k where the h inside the parenthesis with the x- indicates side to side movement and the k indicates up and down movement.  Both translations begin at the origin, of course.  The important thing to remember here is that the form "x -" is constant.  So if our quadratic reflects "x - 3", then it is understood to be "x - (3)" and the movement is 3 units to the right.  If the quadratic reflects "x + 3", then it is understood to be "x - (-3)" and the movement is 3 units to the left.  Our quadratic, then, is shifted 3 units to the left of the origin and up 2 units, putting us in QII.

If this is what it appears to be, (x + 3) + 2, then it is x + 5 which is a line that has no vertex (which is why I'm thinking it must be a mistyped quadratic!)

8 0
4 years ago
Can someone answer this for me ill give brainliest asap
Valentin [98]
The answer is non linear
6 0
3 years ago
What is the slope of this line?
Katyanochek1 [597]
Hello!

To find slope, calculate the change in y-values and divide it by the change in x-values:

y1 - y2 / x1 - x2

You have the coordinates (-4, 5), (0, 6), and (8, 8). You can use any combination of two of these points to calculate slope. I'll use (0, 6) and (8, 8).

6 - 8 / 0 - 8
-2 / -8
1/4

Answer:
The slope of the line is 1/4
5 0
4 years ago
Read 2 more answers
What is 1,575 divided by 21?
liq [111]
1,575 / 21 = 75            75 would be the answer
6 0
3 years ago
Read 2 more answers
What number is 60% of 200
Dmitry_Shevchenko [17]
What number is 60% of 200? The correct answer is 120
8 0
3 years ago
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