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Verizon [17]
1 year ago
5

If f ( x ) = 5x^2 - 2x + 6 and g ( x ) = 4x^2 + 6x - 1, then find f ( x ) + g ( x )

Mathematics
1 answer:
musickatia [10]1 year ago
4 0

Answer:

9x^2+4x+5

Step-by-step explanation:

f ( x ) = 5x^2 - 2x + 6

g ( x ) = 4x^2 + 6x - 1,

Add the functions together

f(x)+ g(x) = 5x^2 - 2x + 6 + 4x^2 + 6x - 1

Combine like terms

               =9x^2+4x+5

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a chef uses 4 3/4 cups of broth for 10 servings of soup.how much broth is is one serving . let x represent amount. 4 3/4/10 =x/1
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Let's firstly convert the mixed fraction to "improper" and then proceed,

\bf \begin{array}{ccll}
\stackrel{broth}{cups}&servings\\
\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\
4\frac{3}{4}&10\\\\
x&1
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\\\\\\
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the bacteria in a certain culture double every 7.3 hours.The culture has 6000 bacteria at the start.how many bacteria will the c
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<span>The bacteria in a certain culture double every 7.1 hours.
The culture has 6,500 bacteria at the start. How much after 4 hrs
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Using the formula: A = Ao*2^(t/d) where
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Ao = initial amt (t=0)
t = time of action
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A = 6500*2^(4/7.1)
A = 6500 * 1.4777
A = 9605 bacteria after 4 hrs</span>
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2 years ago
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