adrihargrove adrihargrove

06-02-2019
Mathematics

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G(X)=x^2+x-20 find the zero of the function by factoring

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chem1014 chem1014

07-02-2019

What multiplies to get -20 but adds to get 1➡️this one comes from the x(your b term)

20
——
1, 20
2, 10
4,5➡️-4, +5

(x-4)(x+5)

x-4=0 x=4⭐️
x+5=0 x=-5⭐️

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