Question

Factor completely 3x3 + 6x2 - 24x.

3x(x - 4)(x + 2)
3x(x + 4)(x - 2)
3x(x - 3)(x + 2)
3x(x + 3)(x + 2)

Answer 1

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Answer 2

I'll pm u

Answer 3

The answer was not there

Answer 4

Classify the expression 7x3 + 2x2 – 9x as a monomial, binomial, trinomial or polynomial.
Answer monomial
binomial
polynomial
trinomial <==ANSWER


Identify the degree of the polynomial 8x3y2 – 10xy + 4x2y2 + 3.
Answer 2
4
5 <==ANSWER, first term is 3 + 2
3


Identify the polynomial written in ascending order.
Answer 3x3 – 5x2 + 4x – 7
–5x2 + 4x + 3x3 – 7
–7 + 4x – 5x2 + 3x3 <==ANSWER
4x + 3x3 – 7 – 5x2

Simplify (4x2 + 12x – 9) + (7x2 – x + 3)
Answer 11x2 + 12x – 6
11x2 + 13x + 6
11x2 + 11x – 6 <==ANSWER
11x2 + 11x + 6


Simplify (5x3 – x + 14) – (3x2 – 9x + 4)
Answer 5x3 – 3x2 + 8x + 10 <==ANSWER
2x2 – 10x + 18
5x3 – 3x2 – 10x + 18
2x2 + 8x + 10


Simplify 4x2(2x2 – 8x + 6)
Answer 8x4 – 32x3 + 24x2 <==ANSWER
6 – 32x + 24x2
8x2 – 32x + 24
6x2 – 32x + 24


Which of the following represents the area of a rectangle whose length is x – 7 and whose width is
x + 12?
Answer x2 – 5x – 84 <==ANSWER
x2 + 5x – 84
x2 – 84
x2 – 84x + 5s
.

Simplify (x + 4)(x2 – 6x + 3)
Answer x3 – 6x2 – 17x + 12
x3 – 10x2 – 27x + 12
x3 – 14x2 + 3x + 12
x3 – 2x2 – 21x + 12 <==ANSWER
.

Factor completely 4x4 – 20x3 + 12x2
Answer 4x2(x2 – 5x + 3) <==ANSWER
4x2(x – 3)(x – 1)
4(x4 – 5x3 + 3x2)
4(x – 3)(x – 1)


Factor completely 81x2 – 100
Answer (9x – 10)(9x + 10) <==ANSWER
(10x – 9)(10x + 9)
(9x – 10)(9x – 10)
(10x – 9)(10x – 9)


Factor completely 100x2 + 60x + 9
Answer None of the above <==ANSWER, should be (10x + 3)²
(10x – 3)(10x + 3)
(3x – 10)2
(10x – 3)2


Which of the following is a factor of x2 – 21x + 110?
Answer x + 11
x – 5
None of the above
x – 10 <==ANSWER


Which is a factor of 2x2+ 8x – 90 ?
Answer x + 9 <==ANSWER
x + 2
x – 4
x – 15



Factor completely x2 – 4x – 12
Answer (x – 2)(x – 6)
prime
(x + 2)(x – 6) <==ANSWER
(x – 2)(x + 6)


Which is a factor of 3x2y2 + 6x2+ 12y2 + 24 ?

3(x2 + 4)(y2 + 2)


Answer y2 + 6
6
x2 + 4 <==ANSWER
x2 + 2


Which of the following is a factor of 15x2 – 14x – 8?

(15x - 20)(15x + 6)
------------- ------------ = (3x - 4)(5x + 2)
. . . 5 . . . . . . 3

Answer 5x – 2
None of the above
5x + 16
3x – 4 <==ANSWER


Which is a factor of 24x2– 44x + 12 ?

(24x - 36)(24x - 8)
------------- ------------ = 4(2x - 3)(3x - 1)
. . . 12 . . . . . 8

Answer 3x + 3
3x – 2
3
2x – 3 <==ANSWER


Which of the following is a factor of 512x3 – 125?
Answer 8x + 5
64x2 + 80x + 25
64x2 + 40x + 25 <==ANSWER
None of the above


Which of the following is a factor of 32x3 + 4?
Answer 2x – 1
None of the above
4x2 – 4x + 1 <==ANSWER
4x2 – 2x + 1


Which is not a factor of 18x3 – 123x2 – 21x?

3x(6x2 - 41x - 7) = 3x(x - 7)(6x + 1)

Answer (6x + 1)
(x – 7)
3x
(3x – 2) <==ANSWER

I hope that helps!! :-)

Answer 5

Thanks but not really