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Sever21 [200]
3 years ago
11

6. The functions off and g are defined by f(x) = 4x + 2 and g(x) = x². Calculate for:

Mathematics
1 answer:
likoan [24]3 years ago
3 0

Answer:

\boxed{66}

Step-by-step explanation:

if \: the \: question \: is \: f[g(4)] \\ then \: at \: first \: solve \: for \: g(4) \\ g(4) =  {4}^{2}  \\ f[g(4)]  = 4( {4}^{2} ) + 2 \\ f[g(4)]  = 4(16) + 2 \\ f[g(4)]  =64 + 2 \\   f[g(4)]  =  \boxed{66}

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An ice cream recipe calls for 6 cups of cream for 7 1/2 gallons. How many cups of cream are needed for 11 1/4 gallons?
denpristay [2]

Answer:

9 cups

Step-by-step explanation:

Since every 6 cups have 7 1/2 gallons, you would divide 7 1/2 gallons by cups which gets you 1.25 as an answer. After you have found out that, then you would divide all 4 of those answers by 11 1/4 gallons, and if your answer is 1.25, well then that is your answer to the question, so it would be 9 cups in this case.

5 0
2 years ago
Read 2 more answers
Frank makes x dollars per week. His dad makes 4 times as much money as him each week. Each week their income adds up to 1.000 do
meriva

Answer:

Frank earns $200.

His dad earns $800.

Step-by-step explanation:

Giving the following information:

His dad makes 4 times as much money as him each week. Each week their income adds up to 1.000 dollars.

<u>We know that:</u>

x= Franks income

4x= Dads income

y= total income

y= x + 4x

1,000= 5x

1,000/5=x

200=x

Frank earns $200.

His dad earns $800.

6 0
3 years ago
Which system of equations has no solutions?<br><br><br> — Please help :(
garri49 [273]

Answer:

the one that the 2 lines are parallel

left down

Step-by-step explanation:

parallel lines have no solutions

intersecting ones have one

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8 0
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LuckyWell [14K]

Answer:

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Step-by-step explanation:

7 0
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artcher [175]

Well if it is a quadratic equation, then it has 2 solutions

Do you need the solutions or just the number of solutions?

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