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scZoUnD [109]
2 years ago
9

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Mathematics
2 answers:
lawyer [7]2 years ago
8 0

Answer:

a

Step-by-step explanation:

lara31 [8.8K]2 years ago
6 0
Group first 2 and group last 2 and find factors and undistribute

(4x^3+x^2)+(-8x-2)
(x^2)(4x+1)+(-2)(4x+1)
x^2(4x+1)-2(4x+1)
answer is first one

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a scientist wants to study 24 stars he studies 1/3 of them one week and 1/4 of them next week how many of them are left to study
zvonat [6]
6 because 1/3 of 24 is 8 and 1/4 of 8 is 6
4 0
2 years ago
Ishmael bought a brand new bag of green, yellow, and red marbles. There are 40 marbles in the bag. 1/4 of the marbles are yellow
VikaD [51]

Answer:

there are 10 red marbles, 10 yellow marbles and 10 green marbles.

Step-by-step explanation:

think 1/4. the 4 is the same as 40 so if there is 1 that would be 10. so the rest of the colors are all 10 marbles:)

3 0
2 years ago
The rabbit population in a certain area is 500​% of last​ year's population. There are 1,100 rabbits this year. How many were th
andreev551 [17]

Answer:

5,500 rabbits

Step-by-step explanation:

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8 0
2 years ago
George still has 40 percent of his book to read. If George has read 180 pages, how many pages does he still have to read? How do
beks73 [17]

Answer:  72

Step-by-step explanation:    so you do a line = line method the lines should look like they are fractions.  

you do it for the both numbers the percent is always out of 100.

it should look like this

40%            ?

--------- = -----------    

100%       180

then you cross multiply 40 and 180 and than divide it by 100.   your answer should be 72.    you later replace the ? with 72

you know this because It is smaller than 180 and its bigger than the number 40.

5 0
2 years ago
In 24 hours a baby drank 6 bottles of formula. Each bottle holds 8 fluid ounces. How many cups of formula did the baby drink
hammer [34]

Answer:

6 cups

Step-by-step explanation: 8oz = 1 cup  6 *8=48 or

48/8= 6

3 0
2 years ago
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