Simplify 3x2 – 5x2 + 7x by combining like terms.
A.
–2x2 + 7x
B.
2x2 + 7x
C.
–2x2 – 7x
D.
2x2 – 7x

3x^(2)-5x^(2)+7x.
Since 3x^(2) and -5x^(2) are like terms, add -5x^(2) to 3x^(2) to get -2x^(2)....
-2x^(2)+7x.. So the answer is –2x2 + 7x.

Expert answered|OxTornado007|Points 6639|

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Asked 1/28/2013 8:56:18 PM

Updated 8/18/2014 8:20:40 AM

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Factor x2 – 16.
A.
(x + 4)(x – 4)
B.
(x + 4)(x + 4)
C.
(x – 4)(x – 4)
D.
(x + 4)(x – 6)
**Weegy:** Hi. What is your question about x2? **User:** they want you to factor it **Weegy:** What about factors? **User:** factor x2 – 16 **Weegy:** Hi. What is your question about x2? (More)

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Updated 7/19/2014 3:06:13 PM

1 Answer/Comment

Write (x – 2)(x + 9) as a polynomial in standard form.
A.
x2 + 11x – 18
B.
x2 + 7x – 18
C.
x2 – 11x – 18
D.
x2 + 7x + 18
**Weegy:** The standard form as a polynomial for the equation (x – 2)(x + 9) is x2 + 7x – 18 . (More)

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Expert Answered

Updated 6/8/2014 11:46:16 AM

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The polynomial x4- 2x2 + x4 - x is written in standard form.
A.
True
B.
False
**Weegy:** The polynomial x4- 2x2 + x4 - x is written in standard form. A. True (More)

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Expert Answered

Asked 1/23/2013 6:46:03 AM

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Find the zeros of the function. State the multiplicity of multiple zeros.
y = (x - 4)2
A.
x = 0 multiplicity 4
B.
x = 4 multiplicity 2
C.
x = -4 multiplicity 3
D.
x = 4 multiplicity 3
**Weegy:** The answer is x = 4 multiplicity 2 . (More)

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Expert Answered

Asked 1/23/2013 6:48:09 AM

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Solve 3(x – 5) – 15 = 48.
A.
x = 20
B.
x = 26
C.
x = -4
D.
x = 14
**Weegy:** 3(x-5)-15 =48
3x -15 -15=48
3x-15+15-15+15=48+15+15
3x=78
3x/3 = 78/3
x=26
(More)

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Updated 8/19/2016 2:01:28 PM

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