alanna353
alanna353
22-11-2019
Mathematics
contestada
zeros of function y=x^2-3x-18
Respuesta :
anonymous12345678901
anonymous12345678901
22-11-2019
substitute 0 for y and then solve for x
0=x^2-3x-18
x^2-3x-18
factor
(x-6)(x+3)
so set each factor equal to 0
x-6=0
x=6
x+3=0
x=-3
so the zeroes are -3,6
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