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Black_prince [1.1K]
3 years ago
5

Can anyone help me with this?

Mathematics
1 answer:
matrenka [14]3 years ago
5 0

Answer:

\sqrt{7}

Step-by-step explanation:

Given

4\sqrt{7} - 10\sqrt{7} + 7\sqrt{7} ( add the coefficients of the terms )

= (4 - 10 + 7) \sqrt{7}

= 1\sqrt{7}

= \sqrt{7}

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Someone please help with this !
allochka39001 [22]

Answer:

Step-by-step explanation:

6 0
3 years ago
Write the vertex form of the equation of the parabola that has a vertex of (-6,-5) and passes through the point (-8,6)
Anastaziya [24]

Answer:

Step-by-step explanation:

Find the parabola through  ( − 8 , 6 )  with vertex  ( − 6 , -5 ) .  

Standard Form:  y = − 11 /4x ²− 44 x − 170

Vertex Form:  y = − 11 /4 ( x + 8 ) 2 + 6

Download docx
<span class="sg-text sg-text--link sg-text--bold sg-text--link-disabled sg-text--blue-dark"> docx </span>
<span class="sg-text sg-text--link sg-text--bold sg-text--link-disabled sg-text--blue-dark"> docx </span>
7 0
3 years ago
The length of Marshall's rectangular poster is 2 times its width. If the perimeter is 24 inches, what is the area of the poster?
Orlov [11]
Length=2x
width=x
Perimeter of a rectangle=2(length) + 2(width)
We can suggest this equation:
24=2(2x)+2x
24=4x+2x
24=6x
x=24/6
x=4

length=2x=2(4)=8
width=x=4

area of a rectangle=length x width
area of this poster (rectangle)=(8 in)( 4 in)=32 in².

The area of this poster will be: 32 in²
7 0
3 years ago
Is the number 1 prime,composite,or neither
marshall27 [118]

Answer:its  prime like optimus

Step-by-step explanation:

3 0
3 years ago
Sam was shopping for a new pair
Harman [31]

Answer:

10%

Step-by-step explanation:

First find the difference in the 2 prices

44-40=4

Divide the original price by the difference

difference/original

4/40=0.1

0.1*100=10

Hope this helped!

6 0
3 years ago
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