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Laabri

Chapter 10 Test: Polynomials

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Last updated 20 days ago
17 Nsɛmmisa
1
1
A404
1
A404
1
A508
1
A508
1
A508
1
A508
2
A505
2
A508
2
A508
2
A508
2
A508
2
A508
2
A404
2
A404
2
A404
3
A605
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

The degree of a quadratic trinomial is:

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2.

${(a-b)}^{2}$ can also be written as:

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3.

If $(x+4)(x-8)=ax^{2}+bx+c$, the sum of $b$ and $c$ is:

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4.

The factors of $x^{2}-4x-21$ are:

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5.

$x^{2}-49=(x-7)(x+7)$

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

$x^{2}+49$ cannot be factored.

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7.

$x^{2}-10x+25$ is a perfect square trinomial.

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8.

Simplify $(3x^{2}-2x-9)-(5x-4x^{2}+9)$

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9.

Factor completely.

$6x^{3}-12x^{2}$

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10.

Factor completely.

$x^{2}-7x+6$

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11.

Factor completely.

$4x^{2}-25$

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12.

Factor completely.

$3x^{2}+x-10$

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13.

Factor completely.

$2x^{3}-14x^{2}+24x$

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14.

Multiply the polynomials.

$(x-4)(x+4)$

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15.

Multiply the polynomials.

$(2x+3)(x-6)$

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16.

Multiply the polynomials.

$(7x+3)^{2}$

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17.

Solve for x. If there is only one answer, write NA in the second box.

$2x^{2}-9x-18=0$

x= or