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PIT_PIT [208]
3 years ago
14

Factor the following polynomial completely.y squared plus 5 zy plus 4 z squared​

Mathematics
1 answer:
sweet [91]3 years ago
7 0

Answer:

(y + z)(y + 4z)

Step-by-step explanation:

{y}^{2}  + 5zy + 4 {z}^{2}  \\  =  {y}^{2} + zy + 4zy + 4 {z}^{2}  \\  = y(y + z) + 4z(y  + z) \\  = (y + z)(y + 4z)

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Step-by-step explanation:

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the vaal dam can store 2536 million m3 of water when full. However it was 65 4% full on the 30 January 2020 how many litres of w
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Answer:

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Step-by-step explanation:

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Step-by-step explanation:

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Express the area of the entire rectangle.
Cloud [144]

Answer:

\huge\boxed{A=x^2+12x+35}

Step-by-step explanation:

The formula of an area of a rectangle:

A=lw

<em>l</em><em> - length</em>

<em>w</em><em> - width</em>

We have

l=x+7\\\\w=x+5

Substitute:

A=(x+7)(x+5)

Use FOIL <em>(a + b)(c + d) = ac + ad + bc + bd</em>

<em></em>A=(x)(x)+(x)(5)+(7)(x)+(7)(5)\\\\A=x^2+5x+7x+35<em></em>

combine like terms

A=x^2+(5x+7x)+35\\\\A=x^2+12x+35

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Answer:

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Step-by-step explanation:

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