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Alika [10]
3 years ago
15

I need help with this problem

Mathematics
1 answer:
Kobotan [32]3 years ago
6 0

Step-by-step explanation:

diameter = 3ft

radius = 3/2 ft

perimeter of semicircle= πr = π (3/2) = 3.14×3/2

= 4.71 ft

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Please guysss help me with this question!!!!!
Masja [62]
Its D) amplitude=2 and midline y=2
3 0
3 years ago
Solve for x. 4x – 34 = 8x + 6 *
9966 [12]

Answer:

x= -10

Step-by-step explanation:

Subtract 8x from 4x ( -4x )

-4x-34=6

Add 34 to 6 ( 40 )

-4x=40

Divide by -4 ( -10 )

x= -10

5 0
3 years ago
Read 2 more answers
Determine if the columns of the matrix form a linearly independent set. Justify your answer. Choose the correct answer below. A.
kondaur [170]

Th matrix is missing. The matrix is :

\begin{bmatrix}1 &-4  &4 \\ -4 &16  & 4 \end{bmatrix}

Solution :

The column of the matrix are \begin{bmatrix}1\\ -4\end{bmatrix} , \begin{bmatrix}-4\\ 16\end{bmatrix}, \begin{bmatrix}4\\ 4\end{bmatrix}

Now each of them are vectors in $IR^2$. But  $IR^2$ has dimensions of 2. But there are 3 column vectors, hence they are linearly dependent.

Therefore, the column of the given matrix does not form the \text{linearly independent set} as the set contains \text{more vectors} than there are entries in each vector.

Therefore, option (D) is correct.

4 0
3 years ago
Does the line represented by the equation: y=-2x+5 have a positive slope?
Veronika [31]

Answer:

Step-by-step explanation:

No, it doesn’t have a positive slope because the negative sign in front 2 means that the slope is negative and going down. If the slope would’ve been positive than there wouldn’t have been a negative sign and it would go up.

7 0
3 years ago
Find the amount of time in years. <br><br><br><br> I=$100, P=$200, r=10%
lara31 [8.8K]

Answer:

How many years????????

4 0
3 years ago
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