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aliya0001 [1]
3 years ago
15

Plz help geometry will mark brainliest for explanation

Mathematics
2 answers:
vladimir2022 [97]3 years ago
7 0
9cm cuz if u divide 18 And 2 u will fe y 9
LenaWriter [7]3 years ago
4 0
It would be 3cm because if you multiply 3 * 2, it is equal to 6. To find the area, it's length times width. So, 3 * 6 = 18. Therefore, the answer is 3. 
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Determine whether the function f(x) = -9.5 + 6 + x² is even, odd or neither.
zimovet [89]

Answer:

The function f(x) = -9.5 + 6 + x² is neither odd or even.

Step-by-step explanation:

We know that a function is termed as 'even' when

f(-x) = f(x) for all x

We know that a function is termed as 'odd' when

f(-x) = -f(x) for all x

Given the function

f(x) = -9.5x⁵ + 6 + x²

substitute x with -x

f(-x) = -9.5(-x)⁵ + 6 + (-x)²

as (-x)⁵ = -x⁵, so

f(-x) = -(-9.5x)⁵ + 6 + (-x)²

Apply exponent rule: (-a)ⁿ = aⁿ, if n is even

f(-x) = -(-9.5x)⁵ + 6 + x²

Apply rule: -(-a) = a

f(-x) = 9x⁵ + 6 + x²

As

f(-x) ≠ f(x) ≠ -f(x)

Therefore, the function f(x) = -9.5 + 6 + x² is neither odd or even.

5 0
3 years ago
The graph shows a distribution of data. What is the standard deviation of the data? A)0.5 B)1.5 C)2.0 D)2.5
ruslelena [56]

Answer:

A)0.5

Step-by-step explanation:

We can see in the graph , that it is bell-shaped along x =2. A bell-shaped graph along one value is called symmetric graph and it represents a normal distribution.

Since, the give graph is symmetric around x=2, so the mean of the data is 2.

The point immediate left to the mean represents x-σ

so,

2 - σ = 1.5

So,

σ = 0.5

The sigma represents standard deviation.

Hence, Option A is correct ..

7 0
3 years ago
Read 2 more answers
If F,G and H are midpoints of the sides of triangleCDE, FG=9, GH=7, and CD=24, find each measure
tensa zangetsu [6.8K]

Diagrams make explanations a lot easier so I created one, see bottom for the picture.

As GHF are all midpoints, that means the lines that connect them are half of the opposite sides.

CD = 2HF

DE = 2GF

CE = 2GH

As HF is 2x CD, and CD = 24:

HF = CD ÷ 2

HF = 24 ÷ 2 = 12

As DE = 2x GF and DF is 9:

DE = 2 x 9

DE = 18

As CE = 2x GH and GH = 7:

CE = 2 x 7

CE = 14

Hope this helps!

4 0
2 years ago
Add the equation u-v/8v + 6u-3v/8v
notka56 [123]

Answer:

7u-4v/8

Step-by-step explanation:

u+6u=7u

-v+(-3v)=-v-3v=-4v

7u-4u/8

8 0
2 years ago
Determine the equivalent system for the given system of equations. 4x − 5y = 2 3x − y = 8
mel-nik [20]

Answer:

<h2>Explanation:</h2>

We have the following System of Linear Equations in two variables:

\left \{ {4x-5y=2 \atop {3x-y=8}}\right.

So let's call this as SYSTEM A. Two systems of equations are said to be equivalen if and only if they have the same solution, so we can get an equivalent system, called SYSTEM B, by multiplying an equation by some constant value. Let's say we multiply equation (1) by 2, then:

\left \{ {2(4x-5y=2) \atop {3x-y=8}}\right. \\ \\ \left \{ {8x-10y=4 \atop {3x-y=8}}\right.

In conclusion:

SYSTEM A:

\left \{ {4x-5y=2 \atop {3x-y=8}}\right.

SYSTEM B:

\left \{ {8x-10y=4 \atop {3x-y=8}}\right.

SYSTEM A and SYSTEM B are equivalent

<h2>Learn more:</h2>

System of equations: brainly.com/question/13799715

#LearnWithBrainly

5 0
3 years ago
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