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horrorfan [7]
3 years ago
9

Please help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Mathematics
1 answer:
kirill [66]3 years ago
6 0

Answer:

sin(x) = -sqrt2/2

tan(x) = -1

Step-by-step explanation:

Because it is between 270 and 360, sin is negative, so it is -sqrt2/2.

tan(x) is sin(x)/cos(x), so it is just -1.

You might be interested in
The length of the arc of one quadrant is equivalent to theâ _____ of a 90 degrees bend.
Ira Lisetskai [31]

Answer:

Developed Length

Step-by-step explanation:

A developed length is the length along the centre line of a circular shape.

From the question, the degree of bend is 90°

Also, from the question; the length of an arc of 1 quadrant.

1 quadrant = 90°

And the degree of bend = 90° (from the question)

So, it's safe to say 1 quadrant = the degree of bend = 90°

A small change in 90° will move change the quadrant to another quadrant.

So, at exactly 90° (or other multiples of 90° which are 180°, 270° and 360°), it is at its developed length.

8 0
3 years ago
This morning, Dakota took a history test. She got 17 out of 34 problems right. What percentage did Dakota get right?
balu736 [363]
Dakota got 50% right
6 0
3 years ago
What are the roots of the equation 9x2 – 36x +37<br> O in simplest a + bí form?
Svetlanka [38]

Answer:

  x = 2+1/3i or 2-1/3i

Step-by-step explanation:

The equation of interest can be written in vertex form as ...

  9(x -2)² +1 = 0

so its solutions can be found by subtracting 1, dividing by 9, taking the square root, then adding 2.

  x = 2 ± √(-1/9)

In the desired form, the zeros of the given expression are ...

  x = 2 +1/3i or 2 -1/3i

5 0
3 years ago
−2−(−4)−2 i need help pls
schepotkina [342]

Answer:

0

Step-by-step explanation:

−2−(−4)−2

=2−2

=0

7 0
3 years ago
Read 2 more answers
4x – 3 = 2x + 7<br><br><br><br><br><br>.<br>..,........,.......​
Charra [1.4K]

Answer:

x = 5

Step-by-step explanation:

(since the equations are equal to eachother, add similiar factors)

4x - 3 = 2x + 7

    +3.   -2x

2x = 10

<em>Simplify</em>

x = 5

8 0
3 years ago
Read 2 more answers
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