Question

if 3 is a zero of the polynomial 3X2+6X-4a.find a​

Answer 1

x=3,

p(x) = 3(3)2 + 6(3) - 4a

= 27 + 18 - 4a

4a = 27 + 18

4a = 45

a = 45/4

a = 11.25

THEREFORE ;

a=11.25

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