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Factor the trinomial:
-3y^2 + 7y + 20


Sagot :

Answer:

here you goes hope it helps you

Step-by-step explanation:

1

Common factor

3

2

+

7

+

2

0

-3y^{2}+7y+20

−3y2+7y+20

1

(

3

2

7

2

0

)

-1(3y^{2}-7y-20)

−1(3y2−7y−20)

2

Use the sum-product pattern

1

(

3

2

7

2

0

)

-1(3y^{2}{\color{#c92786}{-7y}}-20)

−1(3y2−7y−20)

1

(

3

2

+

5

1

2

2

0

)

-1(3y^{2}+{\color{#c92786}{5y}}{\color{#c92786}{-12y}}-20)

−1(3y2+5y−12y−20)

3

Common factor from the two pairs

1

(

3

2

+

5

1

2

2

0

)

-1(3y^{2}+5y-12y-20)

−1(3y2+5y−12y−20)

1

(

(

3

+

5

)

4

(

3

+

5

)

)

-1(y(3y+5)-4(3y+5))

−1(y(3y+5)−4(3y+5))

4

Rewrite in factored form

Solution

1

(

4

)

(

3

+

5

)