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Mathematics 20 Online
Alexis1415:

Classify the following expression by degree and term: 4x2 + 3xy + 12yz

Alexis1415:

The options are: 2nd degree trinomial 3rd degree polynomial 12th degree trinomial 3rd degree trinomial

Alexis1415:

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Rylee88:

What do u think it is

Alexis1415:

I believe it is the 3rd degree polynomial but I am not 100% certain

Alexis1415:

That was my second option lol

Rylee88:

lol

Rylee88:

GL

Alexis1415:

Thank you rylee!

Rylee88:

yep

Alexis1415:

could you also help me with a few more?

Rylee88:

Yep

Alexis1415:

okay one second

Rylee88:

Ok

Alexis1415:

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Alexis1415:

Which statement best demonstrates why the following is a non-example of a polynomial? the quantity 33 over 16 minus the quantity 62 times y squared times x times y minus the quantity 35 times z to the power of 1 over 3 times y squared

Rylee88:

What do u think

Alexis1415:

Well the options are: The expression has a variable raised to a negative exponent. The expression has a variable in the denominator of a fraction. The expression has a negative coefficient. The expression has a variable raised to a fraction.

Alexis1415:

I thought it was D aka the last one

Rylee88:

Correct!

Alexis1415:

Choose the expression that represents a cubic expression. 2x + 11 −3x2 − 2x + 11 4x3 − 3x2 − 2x + 11 5x4 + 4x3 − 3x2 − 2x + 11

Rylee88:

Id say anyway

Alexis1415:

I thought so too

Rylee88:

What do you think the answer could be?

Alexis1415:

Well this one, I didn't really know at all

Rylee88:

Well, do you know how to do this math equation?

Alexis1415:

No I do not.

Alexis1415:

OH wait, I think I might have a prediction on what the answer might be

Rylee88:

What?

Alexis1415:

I think it might be C. 4×3 - 3×2 -2x + 11

Rylee88:

@alexis1415 wrote:
I think it might be C. 4×3 - 3×2 -2x + 11
I would say the same.

Alexis1415:

Thank you!

Alexis1415:

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Alexis1415:

Organize the following polynomial expressions from least to greatest based on their degree: I. 6x2 II. 18x3 + 5ab − 6y III. 8a − 5 IV. 4x3y + 3x2 − xy − 4 Options are: III, I, IV, II IV, II, I, III III, I, II, IV IV, I, II, III

Alexis1415:

I personally think its option Three aka C.

Rylee88:

Yes

Alexis1415:

Which of the following shows 2x3y − 3x2 + 7y2x − 12y written in standard form? 2x3y + 7y2x − 3x2 − 12y −12y + 7y2x − 3x2 + 2x3y 7y2x − 12y + 2x3y − 3x2 −12y − 3x2 + 7y2x + 2x3y

Alexis1415:

I did most of these but I wasn't sure if they were right so I asked here. I think it is Option A aka Option 1

Rylee88:

Yes

Alexis1415:

Classify the expression: −2x2 + 11 Quadratic expression Linear expression Cubic expression Exponential expression

Alexis1415:

This one I am not sure about. But I think it is A

Rylee88:

I think that too

Alexis1415:

Choose the expression that represents a quadratic expression. 6x4 − 5x3 + 3x2 −7x − 8 5x3 + 3x2 −7x − 8 2x2 + 3x − 1 3x − 1

Alexis1415:

This one Im not sure about.

Alexis1415:

I think it is C though, if I had to choose, do you think so?

Rylee88:

Same

Alexis1415:

I only have 3 more, if thats okay

Rylee88:

Ofc!

Alexis1415:

Organize the following expressions from greatest to least by number of terms: I. x + 2xyz II. 3x + y + z III. 2x2y + x2 − 3x + 4 IV. 9x2yz Options are: III, II, I, IV III, I, IV, II I, II, IV, III II, I, III, IV

Alexis1415:

I thought that the answer was Option Two Aka B?

Rylee88:

Yes I think but im not sure about that one

Alexis1415:

Same

Alexis1415:

Choose the correct classification of 2x4 − 8x5 − 2x2 + 5. 5th degree polynomial 4th degree polynomial 11th degree polynomial 12th degree polynomial

Alexis1415:

Is this Option A? 5th Degree polynomial

Rylee88:

Yes

Alexis1415:

And my last one is: Choose the expression that represents a linear expression. 9x − 2 3x2 + 4x − 5 5x3 + 6x2 − 7x + 8 4x4 − 5x3 + 6x2 − 7x + 8

mhanifa:

@alexis1415 wrote:
Organize the following expressions from greatest to least by number of terms: I. x + 2xyz II. 3x + y + z III. 2x2y + x2 − 3x + 4 IV. 9x2yz Options are: III, II, I, IV III, I, IV, II I, II, IV, III II, I, III, IV
Number of terms I - 2 II - 3 III - 4 IV - 1 You can see the correct order from here

Rylee88:

No XD Its differentlolololol

Alexis1415:

@mhanifa wrote:
@alexis1415 wrote:
Oh okay thank you! Organize the following expressions from greatest to least by number of terms: I. x + 2xyz II. 3x + y + z III. 2x2y + x2 − 3x + 4 IV. 9x2yz Options are: III, II, I, IV III, I, IV, II I, II, IV, III II, I, III, IV
Number of terms I - 2 II - 3 III - 4 IV - 1 You can see the correct order from here

Alexis1415:

And my last one is: Choose the expression that represents a linear expression. 9x − 2 3x2 + 4x − 5 5x3 + 6x2 − 7x + 8 4x4 − 5x3 + 6x2 − 7x + 8

Alexis1415:

I thought it was A after some explanation, but I just need some reinsurance.

Rylee88:

CORRECT! I think lol

mhanifa:

@alexis1415 wrote:
And my last one is: Choose the expression that represents a linear expression. 9x − 2 3x2 + 4x − 5 5x3 + 6x2 − 7x + 8 4x4 − 5x3 + 6x2 − 7x + 8
Degree 1 is the linear

Rylee88:

close this question please

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