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djyliett [7]
3 years ago
15

Hal had c coins in his piggy bank. He gave 6 of the coins to his cousin. This left 20 coins in the bank. What equation can help

you find c, the original number of coins?
Mathematics
1 answer:
jenyasd209 [6]3 years ago
4 0
C = 20+6 (hopefully correct)
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According to the rational root theorem, which is a factor of the polynomial f(x)=3x^3-5x^2-12x+20?
MakcuM [25]

Answer:

(x-2), (x+2), (3x-5)

Step-by-step explanation:

Factors of 3: ±1, ±3

Factors of 20: ±1, ±2, ±4, ±5, ±10, ±20

Possible factors of the polynomial: ±1, ±2, ±3, ±4, ±5, ±10, ±20, .... (there's a lot more but you probably do not need to list them all)

Pick a number to divide the polynomial by (I picked 2)

(3x³-5x²-12x+20)÷(x-2) = 3x²+x-10

So (x-2) is a factor of f(x) = 3x³-5x²-12x+20

Factor 3x²+x-10 = (3x-5)(x-2) these are the other factors of f(x) = 3x³-5x²-12x+20

4 0
3 years ago
Sarah is collecting recyclables for a science project. on the first day she collects 35 recyclable objects. on the second day sh
Svet_ta [14]
The scneario here expressed is an aritmetic sequence because it can be explained like this: 

<span><span><span>a1</span>=35
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So all the variables can fit in and will be better explained than a geometric sequence in which you need a common ratio and that is not needed in this case</span></span></span>
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Read 2 more answers
Alejandro uses the steps below to convert
dezoksy [38]

Answer:

The division was computed incorrectly.

Step-by-step explanation:

Given

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Required

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Instead, Alejandro's working shows 8/5.

This working is done in an incorrect order and the correct solution is:

Let

x = \frac{5}{8}

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Multiply by 100%

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<em>Hence, option (a) is correct.</em>

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In what form is the following linear equation written?
krek1111 [17]
Answer is B standard
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Use the figure
GalinKa [24]

Answer:

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kiss

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