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tamaranim1 [39]
2 years ago
9

Solve the equations below exactly. Give your answers in radians, and find all

Mathematics
1 answer:
kotegsom [21]2 years ago
8 0

Answer:

See below (along with unit circle attached)

Step-by-step explanation:

sin(t)=-\frac{\sqrt{3}}{2}

t=\frac{4\pi}{3},\frac{5\pi}{3}

cos(t)=\frac{1}{2}

t=\frac{\pi}{3},\frac{5\pi}{3}

It really helps to use the unit circle! I've attached it below for your convenience. Keep in mind that a point on the unit circle is defined by (cos(\theta),sin(\theta)) where \theta is measured in radians.

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If n is the least of two consecutive odd integers, which of the following represents the sum of the two integers?
Airida [17]
    Let the first odd integer = n
∴ The second <span>consecutive odd integer = n+2

∴ </span><span>The sum of the two integers = (n) + (n+2)
                                                 = 2n + 2

</span> The correct choice is option (D)
<span> D) 2n + 2 </span>
8 0
3 years ago
I need Your help Plish✍​<br>(brainliest)
Anit [1.1K]

Answer:

1/5 2/5

Step-by-step explanation:

There is 5 zones meaning its 1 out of 5.

If you flip twice its double your chance.

Hope This Helps

6 0
4 years ago
Determine whether 5, 226 is divisible by 2,3,4,5,6,9, or 10.
uranmaximum [27]

Answer:

2,3,6

Step-by-step explanation:

5,226   ...(1)

unit digit=6

6 is divisible by 2,

so (1) is divisible by 2.

last two digits=26 ,not divisible by 4,

so (1) is not divisible by 4.

5+2+2+6=15 divisible by 3 but not divisible by 9.

so (1) is divisible by 3 but not divisible by 9.

2×3=6,so (1) is divisible by 6.

unit digit=6≠0 or 5

so (1) is not divisible by 5 or 10.

8 0
3 years ago
Read 2 more answers
The scatter plot below shows the relationship between the outside temperature and the number of cups of hot chocolate sold at an
Alenkasestr [34]

Answer:

B

Step-by-step explanation:

6 0
3 years ago
PLEASE HELP ME!!!!! A quadrilateral with vertices (0,0), (4,0), (3,2), (1,1) is mapped to a quadrilateral with vertices (6,3).(-
Murljashka [212]

Answer:

( 2,1) is the center of dilation and -2 is the scale factor

Step-by-step explanation:

We can use the formula

A' = k( x-a) +a, k( y-b)+b  where ( a,b) is the center of dilation and k is the scale factor

(0,0) becomes (6,3)

( 6,3) =  k( 0-a) +a, k( 0-b)+b

6 = -ka+a

3 = -kb+b

We also have

(4,0) becomes (-2,3)

( -2,3) =  k( 4-a) +a, k( 0-b)+b

-2 =4k -ka+a

3 = -kb+b

Using these two equations

6 = -ka+a

-2 =4k -ka+a

Subtracting the top from the bottom

-2 =4k -ka+a

-6 = ka -a

-------------------

-8 = 4k

Divide by 4

-8/4 = 4k/4

-2 = k

Now solving for a

6 = -ka +a

6 = - (-2)a +a

6 = 2a+a

6 = 3a

Divide by 3

6/3 =3a/3

2=a

Now finding b

3 = -kb+b

3 = -(-2)b+b

3 = 2b+b

3 = 3b

b=1

6 0
3 years ago
Read 2 more answers
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