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musickatia [10]
3 years ago
15

I need help plzzzzzzo

Mathematics
1 answer:
antoniya [11.8K]3 years ago
7 0

Answer:

→ {x}^{3}  + 2 {x}^{2}  - 9x - 18 \\  =  {x}^{2} (x + 2) - 9(x + 2) \\ =  (x + 2)( {x}^{2}  - 9) \\  =  \boxed{(x + 2)(x + 3)(x - 3)}

  • <u>A. (x + 2)</u> is a factor of the polynomial.
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How much is three half’s plus one fifth
Maslowich

Let's make it an expression.

Three half's= 3/2 Plus= + one fifth= 1/5

We need to turn 3/2 and 1/5 so that they have the same denominator. Let's use 10.

3/2→15/10 1/5→2/10

15/10+2/10=17/10=1 7/10

So, three half's plus one fifth is 1 7/10.

7 0
3 years ago
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A construction crew built miles of road in days. What is the unit rate in miles per day? Write your answer as a fraction or a mi
vovikov84 [41]

Complete question :

A construction crew built 1/2 miles of road in 1/8 days. What is the unit rate in miles per day? Write your answer in simplest form.

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Step-by-step explanation:

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2 years ago
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Answer:

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