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Hitman42 [59]
3 years ago
12

What is f (x)=2x^2+5 multiplied by g (x)=2xA) 7x+2xB) 4x+10xC)4x^2+10xD)4x^3+10x

Mathematics
1 answer:
Afina-wow [57]3 years ago
5 0
I hope this helps you

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Two times a number minus six another number is six. Two times the first number added to three times the other number is twenty f
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Answer:

First Number: 2

Step-by-step explanation:

You need to work backwards, as an algebraic equation.

24 ÷ 3 = 8

8 ÷ 2 = 4

4 × 2 = 8

8 - 6 = 2

The first number is 2.

- Educationist

4 0
2 years ago
Kimberly and Johannesburg are 460km/hour apart. A train covers the distance in 5 hours and 45 minutes. Determine the speed of th
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Step-by-step explanation: s= 460 km, t= 5h 45 min = 5,75 h

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2 years ago
At a school book fair, 3/5 of the books are nonfiction books. of the nonfiction books, 1/4 are animal books. what fraction of th
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Answer:

Animal books make up (3/20) of all books

Step-by-step explanation:

Let X be the total number of books, made up of nonfiction, animal, and all others.

(3/5)X are nonfiction books.

Of the nonfiction books, 1/4 are animal books:  (3/5)*(1/4)X = (3/20)X are animal books

[This means that Nonfiction, less animal books is:  (3/5)X - (3/20)X]

Animal books make up (3/20) of all books.

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1 year ago
What is the difference of the fractions? Use the number line and equivalent fractions to help find the answer.
tresset_1 [31]

Answer:

-3/4

Step-by-step explanation:

change them to improper fractions

-5/2 - (-7/4)

now multiply -5/2 by two so the denominators are the same

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subtracting a negative number is the same as adding a positive number

-10/4 + 7/4

= -3/4

5 0
3 years ago
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Margarita is 15 years older than Silvia the sum of their ages is 41
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One of them is 13 and the other is 28
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3 years ago
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