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2 years ago

Choose the polynomial written in standard form. (Image)

1 answer:

8 0

Answer:

the answer is A

Step-by-step explanation:

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Zina [86]

Expand the squared binomials:

$(2x+4)^2=4x^2+16x+16$

$(x-5)^2=x^2-10x+25$

Then

$(4x^2+16x+16)-(x^2-10x+25)=3x^2+26x-9=26x$

$\implies3x^2-9=0$

$\implies3x^2=9$

$\implies x^2=3$

$\implies x=\pm\sqrt3$

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belka [17]

I need the picture to answer it

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Digiron [165]

The simplified form is 4m^5

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Maru [420]

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