3 years ago

Write the quadratic equation in general form and then choose the value of "b." (2x - 1)(x + 5) = 0 9 10 11

1 answer:

3 0

Ax^2+bx+c=0

expanded, that is the x term

in
(ax+c)(dx+e), the coefient of the b term is cd+ae
so

(2x-1)(1x+5)
the b term is (-1)(1)+(2)(5)=-1+10=9

b is 9

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