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Algebra 20 points please help. (Polynomials)
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9 votes
Algebra 20 points please help. (Polynomials)

Algebra 20 points please help. (Polynomials)-example-1
User ElPastor
by
3.5k points

1 Answer

10 votes

Answer:

3. (2x-5)(6x+1) 6. (7x-2)(3x+1)

Explanation:

3. 12x²-28x-5

12x²+2x-30x-5

Find common factor:

2x(6x+1)-5(6x+1)

Rewrite in factored form:

(2x-5)(6x+1)

6. 21x²+x-2

21x²+7x-6x-2

Find common factor:

7x(3x+1)-2(3x+1)

Rewrite in factored form:

(7x-2)(3x+1)

User Grzegorz Oledzki
by
3.4k points
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