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madam [21]
3 years ago
9

1. a model rocket is fired vertically into the air at 320 ft/s. The expression -16t^2+320t gives the rocket's height after t sec

onds. factor this expression
Factor each expression or state if it cannot be factored.

1. 13q^4+2p^2

2. 14n^3+7n+7n^2

3.2b(b+3)+5(b+3)

4.4(x-3)-x(y+2)

5.7r^3-35r^2+6r-30
Mathematics
1 answer:
zloy xaker [14]3 years ago
7 0
1A.) Cannot Be Factored

2B.) 7n(2n + 7 + n)

3C.) (b+3) (2b + 5)

4D.) -(xy - 2x + 12)

5E.) (r-5)(7r^2+6)
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If I have 85 dollars and I have to split it between 7 people, what is the most I can spend on each person?
pashok25 [27]

Each person will get 12 dollars

Step-by-step explanation:

Given

Total amount = 85 dollars

Total people = 7

As it has to be divided among 7 people, the total amount will be divided by 7

So,

Each person will get:

=\frac{85}{7}\\= 12.14

Rounding off to nearest whole number

12 dollars each with 1 dollar remaining

Hence,

Each person will get 12 dollars

Keywords: Dollars, Fractions

Learn more about fractions at:

  • brainly.com/question/4522984
  • brainly.com/question/4550858

#LearnwithBrainly

4 0
3 years ago
orlando harvested 5/10 of the crop in the morning. later he harvested 1/7 of the crop. how much more was harvested in the mornin
Liula [17]
25/70      1/7 *5/10 = 45/70  45 +25 =70
5 0
3 years ago
I need help for this still
andrey2020 [161]

Answer:

Hello!!! Princess Sakura here ^^

Step-by-step explanation:

The ratio of girls to students is choice c, 34:72 because it said girls to students. We already know the total number of students and the number of boys, all we have to do now is subtract the total number of students to the number of boys to get the number of girls, 72 - 38 = 34......and that's it we put the number of girls then the number of students.

6 0
3 years ago
when john bought his new computer he purchased an online computer help service.the help service has a yearly fee of $25.50 and a
Olenka [21]
13

He has $170 minus the $25.50 fee= $144.50 left.  If each session is $10.50, then divide 144.50 by $10.50 and you get 13.76.  He will have enough for 13 help sessions
8 0
3 years ago
20) A company made $4500 in profit and reserved $90 for training staff. What percentage of the profit, does the company reserve
kotegsom [21]

Answer:

2%

Step-by-step explanation:

the amount reserved in % is ($90÷$4500)×100=2%

so the $90 since is the amount you need to divide by the actual profits

and multiply by 100 for you to get the amount in %

7 0
3 years ago
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