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svet-max [94.6K]
3 years ago
6

Solve: x³-7x²+36=0.​

Mathematics
1 answer:
Aliun [14]3 years ago
3 0

Answer:

3,6,-2

Step-by-step explanation:

a+2a+b = 7

2a^2b = -36

a*2a + ab + 2ab = 0

or, a(2a+3b) = 0

so, b = -2a/3

Solve those and you find 3,6,-2

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Answer:

1) b, c, d

2) d

3) a, c, d

Step-by-step explanation:

Just find the number that can divide by the whole. Say the question was

A pet shop have 20 pets. The same amount of pets are in each room. How many rroms could there be?

If there were 4 rooms, 5 pets would be in each. 20÷4=5. 4 goes into 20 so 4 could be an answer.

If there were 3 rooms, 6 rooms would have 3 pets and 2 would be left over. So it wouldn't work. You just need to find the number that goes into the whole with no remainder.

4 0
2 years ago
Mr. Palmer deposited $850 into a simple interest account for 8 years, earning at an 8% interest rate. What will his total balanc
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Answer:

solution given:

principal [P]=$850

time[T]=8years

rate[R]=8%

now

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so

Total balance=S.I.+P=$544+$850=$1394.

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6 0
2 years ago
What is 35 divided by 97. 3?
Whitepunk [10]
0.35971223021 is the product

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3 0
3 years ago
5 less than 3 times a number is 7. How would I write this as an equation
sladkih [1.3K]
You want to break this down.

“5 less than” means you’ll subtract 5 from something.

That something is “3 times a number.” “3 times a number” means 3•x or 3x, since we’ll use x for that unknown number.

So, “5 less than 3 times a number” means “subtract 5 from 3x”: 3x-5

“Is” means “equals”. So 3x-5= something.

7, well, that’s 7.

So “5 less than 3 times a number is 7” means ”subtract 5 from 3x and set that equal to 7.”

3x-5=7
5 0
3 years ago
Read 2 more answers
Brianna answers 5 questions for each chapter of a book she reads in English class.
Pani-rosa [81]

Answer:

q=5c

Step-by-step explanation:

q is the total number of questions, so the other numbers/variables must be multiplied together to equal q.

c is the number of chapters read, so that must be multiplied by 5 (questions per chapter) in order to equal q.

4 0
3 years ago
Read 2 more answers
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