Factoring trinomials 5x^2 + 14x-3

Question

Kamren Vazquez

Mathematics

18 February, 13:48

Factoring trinomials 5x^2 + 14x-3

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Grace Wilcox · Answer 1

For a polynomial of the form

a

x

2

+

b

x

+

c

a

x

2

+

b

x

+

c

, rewrite the middle term as a sum of two terms whose product is

a

⋅

c

=

5

⋅

-

3

=

-

15

a

⋅

c

=

5

⋅

-

3

=

-

15

and whose sum is

b

=

-

14

b

=

-

14