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Which value of b would make x^2 + bx- 2 factorable? -2 -1 0 3
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Which value of b would make x^2 + bx- 2 factorable? -2 -1 0 3

User Swarnamayee Mallia
by
3.9k points

1 Answer

1 vote

Answer:

3

Explanation:

Work backwards in this problem:

(x+1)(x+2)

x^2+x+2x+2

x^2+3x+2

b=3

User DerApe
by
4.4k points
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